Mn5H2(C4O9)2(CH3)8 crystallizes in the triclinic P-1 space group. The structure consists of thirty-two 02329_fluka molecules inside a Mn5H2(C4O9)2 framework. In the Mn5H2(C4O9)2 framework, there are eleven inequivalent Mn sites. In the first Mn site, Mn(1) is bonded to one O(1), one O(13), one O(22), one O(28), one O(4), and one O(5) atom to form a mixture of distorted edge and corner-sharing MnO6 octahedra. The corner-sharing octahedral tilt angles range from 61-62°. The Mn(1)-O(1) bond length is 2.12 Å. The Mn(1)-O(13) bond length is 2.39 Å. The Mn(1)-O(22) bond length is 2.09 Å. The Mn(1)-O(28) bond length is 2.27 Å. The Mn(1)-O(4) bond length is 2.10 Å. The Mn(1)-O(5) bond length is 2.15 Å. In the second Mn site, Mn(2) is bonded to one O(14), one O(2), one O(21), one O(27), one O(3), and one O(6) atom to form a mixture of distorted edge and corner-sharing MnO6 octahedra. The corner-sharing octahedral tilt angles are 62°. The Mn(2)-O(14) bond length is 2.39 Å. The Mn(2)-O(2) bond length is 2.12 Å. The Mn(2)-O(21) bond length is 2.09 Å. The Mn(2)-O(27) bond length is 2.27 Å. The Mn(2)-O(3) bond length is 2.10 Å. The Mn(2)-O(6) bond length is 2.15 Å. In the third Mn site, Mn(3) is bonded to one O(1), one O(15), one O(24), one O(25), one O(3), and one O(7) atom to form a mixture of distorted edge and corner-sharing MnO6 octahedra. The corner-sharing octahedral tilt angles are 62°. The Mn(3)-O(1) bond length is 2.10 Å. The Mn(3)-O(15) bond length is 2.39 Å. The Mn(3)-O(24) bond length is 2.09 Å. The Mn(3)-O(25) bond length is 2.27 Å. The Mn(3)-O(3) bond length is 2.12 Å. The Mn(3)-O(7) bond length is 2.15 Å. In the fourth Mn site, Mn(4) is bonded to one O(16), one O(2), one O(23), one O(26), one O(4), and one O(8) atom to form a mixture of distorted edge and corner-sharing MnO6 octahedra. The corner-sharing octahedral tilt angles range from 61-62°. The Mn(4)-O(16) bond length is 2.39 Å. The Mn(4)-O(2) bond length is 2.10 Å. The Mn(4)-O(23) bond length is 2.09 Å. The Mn(4)-O(26) bond length is 2.27 Å. The Mn(4)-O(4) bond length is 2.12 Å. The Mn(4)-O(8) bond length is 2.15 Å. In the fifth Mn site, Mn(5) is bonded to one O(1), one O(13), one O(19), one O(25), one O(29), and one O(9) atom to form edge-sharing MnO6 octahedra. The Mn(5)-O(1) bond length is 2.16 Å. The Mn(5)-O(13) bond length is 2.18 Å. The Mn(5)-O(19) bond length is 2.26 Å. The Mn(5)-O(25) bond length is 2.18 Å. The Mn(5)-O(29) bond length is 2.09 Å. The Mn(5)-O(9) bond length is 2.27 Å. In the sixth Mn site, Mn(6) is bonded to one O(10), one O(14), one O(2), one O(20), one O(26), and one O(30) atom to form edge-sharing MnO6 octahedra. The Mn(6)-O(10) bond length is 2.27 Å. The Mn(6)-O(14) bond length is 2.18 Å. The Mn(6)-O(2) bond length is 2.16 Å. The Mn(6)-O(20) bond length is 2.26 Å. The Mn(6)-O(26) bond length is 2.18 Å. The Mn(6)-O(30) bond length is 2.09 Å. In the seventh Mn site, Mn(7) is bonded to one O(11), one O(15), one O(18), one O(27), one O(3), and one O(31) atom to form edge-sharing MnO6 octahedra. The Mn(7)-O(11) bond length is 2.27 Å. The Mn(7)-O(15) bond length is 2.18 Å. The Mn(7)-O(18) bond length is 2.26 Å. The Mn(7)-O(27) bond length is 2.18 Å. The Mn(7)-O(3) bond length is 2.16 Å. The Mn(7)-O(31) bond length is 2.09 Å. In the eighth Mn site, Mn(8) is bonded to one O(12), one O(16), one O(17), one O(28), one O(32), and one O(4) atom to form edge-sharing MnO6 octahedra. The Mn(8)-O(12) bond length is 2.27 Å. The Mn(8)-O(16) bond length is 2.18 Å. The Mn(8)-O(17) bond length is 2.27 Å. The Mn(8)-O(28) bond length is 2.18 Å. The Mn(8)-O(32) bond length is 2.09 Å. The Mn(8)-O(4) bond length is 2.16 Å. In the ninth Mn site, Mn(9) is bonded to two equivalent O(19), two equivalent O(33), and two equivalent O(9) atoms to form edge-sharing MnO6 octahedra. Both Mn(9)-O(19) bond lengths are 2.22 Å. Both Mn(9)-O(33) bond lengths are 2.13 Å. Both Mn(9)-O(9) bond lengths are 2.22 Å. In the tenth Mn site, Mn(10,11) is bonded to two equivalent O(10), two equivalent O(20), and two equivalent O(34) atoms to form edge-sharing MnO6 octahedra. Both Mn(10,11)-O(10) bond lengths are 2.22 Å. Both Mn(10,11)-O(20) bond lengths are 2.22 Å. Both Mn(10,11)-O(34) bond lengths are 2.13 Å. In the eleventh Mn site, Mn(12) is bonded to two equivalent O(12), two equivalent O(17), and two equivalent O(36) atoms to form edge-sharing MnO6 octahedra. Both Mn(12)-O(12) bond lengths are 2.22 Å. Both Mn(12)-O(17) bond lengths are 2.21 Å. Both Mn(12)-O(36) bond lengths are 2.13 Å. There are thirteen inequivalent C sites. In the first C site, C(9,10) is bonded in a distorted bent 120 degrees geometry to one O(13) and one O(17) atom. The C(9,10)-O(13) bond length is 1.27 Å. The C(9,10)-O(17) bond length is 1.29 Å. In the second C site, C(11) is bonded in a distorted bent 120 degrees geometry to one O(15) and one O(19) atom. The C(11)-O(15) bond length is 1.27 Å. The C(11)-O(19) bond length is 1.29 Å. In the third C site, C(12) is bonded in a distorted bent 120 degrees geometry to one O(16) and one O(20) atom. The C(12)-O(16) bond length is 1.27 Å. The C(12)-O(20) bond length is 1.29 Å. In the fourth C site, C(17) is bonded in a distorted bent 120 degrees geometry to one O(21) and one O(25) atom. The C(17)-O(21) bond length is 1.26 Å. The C(17)-O(25) bond length is 1.29 Å. In the fifth C site, C(18) is bonded in a distorted bent 120 degrees geometry to one O(22) and one O(26) atom. The C(18)-O(22) bond length is 1.26 Å. The C(18)-O(26) bond length is 1.29 Å. In the sixth C site, C(19) is bonded in a distorted bent 120 degrees geometry to one O(23) and one O(27) atom. The C(19)-O(23) bond length is 1.26 Å. The C(19)-O(27) bond length is 1.29 Å. In the seventh C site, C(20) is bonded in a distorted bent 120 degrees geometry to one O(24) and one O(28) atom. The C(20)-O(24) bond length is 1.26 Å. The C(20)-O(28) bond length is 1.29 Å. In the eighth C site, C(25,27) is bonded in a distorted bent 120 degrees geometry to one O(29) and one O(33) atom. The C(25,27)-O(29) bond length is 1.28 Å. The C(25,27)-O(33) bond length is 1.27 Å. In the ninth C site, C(26) is bonded in a distorted bent 120 degrees geometry to one O(30) and one O(34) atom. The C(26)-O(30) bond length is 1.28 Å. The C(26)-O(34) bond length is 1.27 Å. In the tenth C site, C(28) is bonded in a distorted bent 120 degrees geometry to one O(32) and one O(36) atom. The C(28)-O(32) bond length is 1.28 Å. The C(28)-O(36) bond length is 1.27 Å. In the eleventh C site, C(1,2) is bonded in a distorted bent 120 degrees geometry to one O(5) and one O(9) atom. The C(1,2)-O(5) bond length is 1.26 Å. The C(1,2)-O(9) bond length is 1.30 Å. In the twelfth C site, C(3) is bonded in a distorted bent 120 degrees geometry to one O(11) and one O(7) atom. The C(3)-O(11) bond length is 1.30 Å. The C(3)-O(7) bond length is 1.26 Å. In the thirteenth C site, C(4) is bonded in a distorted bent 120 degrees geometry to one O(12) and one O(8) atom. The C(4)-O(12) bond length is 1.30 Å. The C(4)-O(8) bond length is 1.26 Å. There are four inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one O(1) atom. The H(1)-O(1) bond length is 0.97 Å. In the second H site, H(2) is bonded in a single-bond geometry to one O(2) atom. The H(2)-O(2) bond length is 0.97 Å. In the third H site, H(3) is bonded in a single-bond geometry to one O(3) atom. The H(3)-O(3) bond length is 0.97 Å. In the fourth H site, H(4) is bonded in a single-bond geometry to one O(4) atom. The H(4)-O(4) bond length is 0.97 Å. There are thirty-six inequivalent O sites. In the first O site, O(36) is bonded in a distorted bent 120 degrees geometry to one Mn(12) and one C(28) atom. In the second O site, O(1) is bonded in a distorted single-bond geometry to one Mn(1), one Mn(3), one Mn(5), and one H(1) atom. In the third O site, O(2) is bonded in a distorted single-bond geometry to one Mn(2), one Mn(4), one Mn(6), and one H(2) atom. In the fourth O site, O(3) is bonded in a distorted single-bond geometry to one Mn(2), one Mn(3), one Mn(7), and one H(3) atom. In the fifth O site, O(4) is bonded in a distorted single-bond geometry to one Mn(1), one Mn(4), one Mn(8), and one H(4) atom. In the sixth O site, O(5) is bonded in a distorted bent 120 degrees geometry to one Mn(1) and one C(1,2) atom. In the seventh O site, O(6) is bonded in a distorted bent 120 degrees geometry to one Mn(2) and one C(1,2) atom. The O(6)-C(1,2) bond length is 1.26 Å. In the eighth O site, O(7) is bonded in a distorted bent 120 degrees geometry to one Mn(3) and one C(3) atom. In the ninth O site, O(8) is bonded in a distorted bent 120 degrees geometry to one Mn(4) and one C(4) atom. In the tenth O site, O(9) is bonded in a 3-coordinate geometry to one Mn(5); one Mn(9); and one C(1,2) atom. In the eleventh O site, O(10) is bonded in a 3-coordinate geometry to one Mn(10,11); one Mn(6); and one C(1,2) atom. The O(10)-C(1,2) bond length is 1.30 Å. In the twelfth O site, O(11) is bonded in a 3-coordinate geometry to one Mn(10,11); one Mn(7); and one C(3) atom. The O(11)-Mn(10,11) bond length is 2.22 Å. In the thirteenth O site, O(12) is bonded in a 3-coordinate geometry to one Mn(12), one Mn(8), and one C(4) atom. In the fourteenth O site, O(13) is bonded in a 3-coordinate geometry to one Mn(1); one Mn(5); and one C(9,10) atom. In the fifteenth O site, O(14) is bonded in a 3-coordinate geometry to one Mn(2); one Mn(6); and one C(9,10) atom. The O(14)-C(9,10) bond length is 1.27 Å. In the sixteenth O site, O(15) is bonded in a 3-coordinate geometry to one Mn(3), one Mn(7), and one C(11) atom. In the seventeenth O site, O(16) is bonded in a 3-coordinate geometry to one Mn(4), one Mn(8), and one C(12) atom. In the eighteenth O site, O(35) is bonded in a distorted bent 120 degrees geometry to one Mn(10,11) and one C(25,27) atom. The O(35)-Mn(10,11) bond length is 2.13 Å. The O(35)-C(25,27) bond length is 1.27 Å. In the nineteenth O site, O(17) is bonded in a 3-coordinate geometry to one Mn(12); one Mn(8); and one C(9,10) atom. In the twentieth O site, O(18) is bonded in a 3-coordinate geometry to one Mn(10,11); one Mn(7); and one C(9,10) atom. The O(18)-Mn(10,11) bond length is 2.22 Å. The O(18)-C(9,10) bond length is 1.29 Å. In the twenty-first O site, O(19) is bonded in a 3-coordinate geometry to one Mn(5), one Mn(9), and one C(11) atom. In the twenty-second O site, O(20) is bonded in a 3-coordinate geometry to one Mn(10,11); one Mn(6); and one C(12) atom. In the twenty-third O site, O(21) is bonded in a distorted bent 120 degrees geometry to one Mn(2) and one C(17) atom. In the twenty-fourth O site, O(22) is bonded in a distorted bent 120 degrees geometry to one Mn(1) and one C(18) atom. In the twenty-fifth O site, O(23) is bonded in a distorted bent 120 degrees geometry to one Mn(4) and one C(19) atom. In the twenty-sixth O site, O(24) is bonded in a distorted bent 120 degrees geometry to one Mn(3) and one C(20) atom. In the twenty-seventh O site, O(25) is bonded in a 3-coordinate geometry to one Mn(3), one Mn(5), and one C(17) atom. In the twenty-eighth O site, O(26) is bonded in a 3-coordinate geometry to one Mn(4), one Mn(6), and one C(18) atom. In the twenty-ninth O site, O(27) is bonded in a 3-coordinate geometry to one Mn(2), one Mn(7), and one C(19) atom. In the thirtieth O site, O(28) is bonded in a 3-coordinate geometry to one Mn(1), one Mn(8), and one C(20) atom. In the thirty-first O site, O(29) is bonded in a bent 120 degrees geometry to one Mn(5) and one C(25,27) atom. In the thirty-second O site, O(30) is bonded in a distorted bent 120 degrees geometry to one Mn(6) and one C(26) atom. In the thirty-third O site, O(31) is bonded in a bent 120 degrees geometry to one Mn(7) and one C(25,27) atom. The O(31)-C(25,27) bond length is 1.28 Å. In the thirty-fourth O site, O(32) is bonded in a bent 120 degrees geometry to one Mn(8) and one C(28) atom. In the thirty-fifth O site, O(33) is bonded in a distorted bent 120 degrees geometry to one Mn(9) and one C(25,27) atom. In the thirty-sixth O site, O(34) is bonded in a distorted bent 120 degrees geometry to one Mn(10,11) and one C(26) atom. Linkers: 32 CC([O])=O ,8 [OH]. Metal clusters: 20 [Mn]. The MOF has largest included sphere 4.36 A, density 1.47 g/cm3, surface area 3499.87 m2/g, accessible volume 0.33 cm3/g