Na2Mn4Cu6C78N12H78O41 crystallizes in the tetragonal P4/mmm space group. Na(1) is bonded in a 8-coordinate geometry to one Na(1), one O(12), two equivalent O(10), two equivalent O(11), and two equivalent O(3) atoms. The Na(1)-Na(1) bond length is 2.11 Å. The Na(1)-O(12) bond length is 2.54 Å. Both Na(1)-O(10) bond lengths are 2.51 Å. Both Na(1)-O(11) bond lengths are 2.48 Å. Both Na(1)-O(3) bond lengths are 2.44 Å. Mn(1) is bonded in an octahedral geometry to one O(1), one O(2), one O(4), one O(5), one O(7), and one O(8) atom. The Mn(1)-O(1) bond length is 2.06 Å. The Mn(1)-O(2) bond length is 2.14 Å. The Mn(1)-O(4) bond length is 2.07 Å. The Mn(1)-O(5) bond length is 2.24 Å. The Mn(1)-O(7) bond length is 2.10 Å. The Mn(1)-O(8) bond length is 2.24 Å. There are three inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a rectangular see-saw-like geometry to two equivalent N(1) and two equivalent O(3) atoms. Both Cu(1)-N(1) bond lengths are 2.01 Å. Both Cu(1)-O(3) bond lengths are 1.99 Å. In the second Cu site, Cu(2) is bonded in a square co-planar geometry to two equivalent N(3) and two equivalent O(9) atoms. Both Cu(2)-N(3) bond lengths are 2.01 Å. Both Cu(2)-O(9) bond lengths are 1.95 Å. In the third Cu site, Cu(3) is bonded in a rectangular see-saw-like geometry to two equivalent N(2) and two equivalent O(6) atoms. Both Cu(3)-N(2) bond lengths are 2.00 Å. Both Cu(3)-O(6) bond lengths are 1.99 Å. There are twenty-four inequivalent C sites. In the first C site, C(16) is bonded in a distorted single-bond geometry to two equivalent C(4) and one H(19) atom. Both C(16)-C(4) bond lengths are 1.36 Å. The C(16)-H(19) bond length is 0.95 Å. In the second C site, C(17) is bonded in a trigonal planar geometry to one C(18) and two equivalent C(3) atoms. The C(17)-C(18) bond length is 1.55 Å. Both C(17)-C(3) bond lengths are 1.36 Å. In the third C site, C(18) is bonded in a 6-coordinate geometry to one C(17), two equivalent H(10), two equivalent H(11), and two equivalent H(12) atoms. Both C(18)-H(10) bond lengths are 0.98 Å. Both C(18)-H(11) bond lengths are 0.98 Å. Both C(18)-H(12) bond lengths are 0.98 Å. In the fourth C site, C(1) is bonded in a distorted bent 120 degrees geometry to one N(1) and one O(1) atom. The C(1)-N(1) bond length is 1.28 Å. The C(1)-O(1) bond length is 1.29 Å. In the fifth C site, C(2) is bonded in a distorted bent 120 degrees geometry to one O(2) and one O(3) atom. The C(2)-O(2) bond length is 1.27 Å. The C(2)-O(3) bond length is 1.25 Å. In the sixth C site, C(3) is bonded in a distorted trigonal planar geometry to one C(17), one C(4), and one N(1) atom. The C(3)-C(4) bond length is 1.39 Å. The C(3)-N(1) bond length is 1.46 Å. In the seventh C site, C(4) is bonded in a trigonal planar geometry to one C(16), one C(3), and one C(5) atom. The C(4)-C(5) bond length is 1.52 Å. In the eighth C site, C(5) is bonded in a trigonal non-coplanar geometry to one C(4); one H(1); and two equivalent H(2,3) atoms. The C(5)-H(1) bond length is 0.98 Å. Both C(5)-H(2,3) bond lengths are 0.98 Å. In the ninth C site, C(6) is bonded in a distorted bent 120 degrees geometry to one C(7), one N(2), and one O(4) atom. The C(6)-C(7) bond length is 1.51 Å. The C(6)-N(2) bond length is 1.29 Å. The C(6)-O(4) bond length is 1.26 Å. In the tenth C site, C(7) is bonded in a distorted trigonal planar geometry to one C(6), one O(5), and one O(6) atom. The C(7)-O(5) bond length is 1.25 Å. The C(7)-O(6) bond length is 1.31 Å. In the eleventh C site, C(8) is bonded in a distorted trigonal planar geometry to one C(20), one C(9), and one N(2) atom. The C(8)-C(20) bond length is 1.40 Å. The C(8)-C(9) bond length is 1.36 Å. The C(8)-N(2) bond length is 1.48 Å. In the twelfth C site, C(9) is bonded in a trigonal planar geometry to one C(10), one C(19), and one C(8) atom. The C(9)-C(10) bond length is 1.53 Å. The C(9)-C(19) bond length is 1.36 Å. In the thirteenth C site, C(10) is bonded in a trigonal non-coplanar geometry to one C(9), one H(4), one H(5), and one H(6) atom. The C(10)-H(4) bond length is 0.98 Å. The C(10)-H(5) bond length is 0.98 Å. The C(10)-H(6) bond length is 0.98 Å. In the fourteenth C site, C(11) is bonded in a distorted bent 120 degrees geometry to one O(7) and one O(9) atom. The C(11)-O(7) bond length is 1.28 Å. The C(11)-O(9) bond length is 1.26 Å. In the fifteenth C site, C(12) is bonded in a distorted bent 120 degrees geometry to one N(3) and one O(8) atom. The C(12)-N(3) bond length is 1.29 Å. The C(12)-O(8) bond length is 1.28 Å. In the sixteenth C site, C(13) is bonded in a distorted trigonal planar geometry to one C(14), one C(23), and one N(3) atom. The C(13)-C(14) bond length is 1.39 Å. The C(13)-C(23) bond length is 1.40 Å. The C(13)-N(3) bond length is 1.44 Å. In the seventeenth C site, C(14) is bonded in a trigonal planar geometry to one C(13), one C(15), and one C(22) atom. The C(14)-C(15) bond length is 1.54 Å. The C(14)-C(22) bond length is 1.39 Å. In the eighteenth C site, C(15) is bonded in a trigonal non-coplanar geometry to one C(14); one H(7); and two equivalent H(8,9) atoms. The C(15)-H(7) bond length is 0.98 Å. Both C(15)-H(8,9) bond lengths are 0.98 Å. In the nineteenth C site, C(19) is bonded in a distorted single-bond geometry to two equivalent C(9) and one H(20) atom. The C(19)-H(20) bond length is 0.95 Å. In the twentieth C site, C(20) is bonded in a trigonal planar geometry to one C(21) and two equivalent C(8) atoms. The C(20)-C(21) bond length is 1.55 Å. In the twenty-first C site, C(21) is bonded in a 6-coordinate geometry to one C(20), two equivalent H(13), two equivalent H(14), and two equivalent H(15) atoms. Both C(21)-H(13) bond lengths are 0.98 Å. Both C(21)-H(14) bond lengths are 0.98 Å. Both C(21)-H(15) bond lengths are 0.98 Å. In the twenty-second C site, C(22) is bonded in a distorted single-bond geometry to two equivalent C(14) and one H(21) atom. The C(22)-H(21) bond length is 0.95 Å. In the twenty-third C site, C(23) is bonded in a trigonal planar geometry to one C(24) and two equivalent C(13) atoms. The C(23)-C(24) bond length is 1.54 Å. In the twenty-fourth C site, C(24) is bonded in a 6-coordinate geometry to one C(23), two equivalent H(16), two equivalent H(17), and two equivalent H(18) atoms. Both C(24)-H(16) bond lengths are 0.98 Å. Both C(24)-H(17) bond lengths are 0.98 Å. Both C(24)-H(18) bond lengths are 0.98 Å. There are three inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Cu(1), one C(1), and one C(3) atom. In the second N site, N(2) is bonded in a trigonal planar geometry to one Cu(3), one C(6), and one C(8) atom. In the third N site, N(3) is bonded in a trigonal planar geometry to one Cu(2), one C(12), and one C(13) atom. There are nineteen inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(5) atom. In the second H site, H(2,3) is bonded in a single-bond geometry to one C(5) atom. In the third H site, H(4) is bonded in a single-bond geometry to one C(10) atom. In the fourth H site, H(5) is bonded in a single-bond geometry to one C(10) atom. In the fifth H site, H(6) is bonded in a single-bond geometry to one C(10) atom. In the sixth H site, H(7) is bonded in a single-bond geometry to one C(15) atom. In the seventh H site, H(8,9) is bonded in a single-bond geometry to one C(15) atom. In the eighth H site, H(10) is bonded in a single-bond geometry to one C(18) atom. In the ninth H site, H(11) is bonded in a single-bond geometry to one C(18) atom. In the tenth H site, H(12) is bonded in a single-bond geometry to one C(18) atom. In the eleventh H site, H(13) is bonded in a single-bond geometry to one C(21) atom. In the twelfth H site, H(14) is bonded in a single-bond geometry to one C(21) atom. In the thirteenth H site, H(15) is bonded in a single-bond geometry to one C(21) atom. In the fourteenth H site, H(16) is bonded in a distorted single-bond geometry to one C(24) and one H(18) atom. The H(16)-H(18) bond length is 0.88 Å. In the fifteenth H site, H(17) is bonded in a distorted single-bond geometry to one C(24) atom. In the sixteenth H site, H(18) is bonded in a distorted single-bond geometry to one C(24), one H(16), and one H(18) atom. The H(18)-H(18) bond length is 0.97 Å. In the seventeenth H site, H(19) is bonded in a single-bond geometry to one C(16) atom. In the eighteenth H site, H(20) is bonded in a single-bond geometry to one C(19) atom. In the nineteenth H site, H(21) is bonded in a single-bond geometry to one C(22) atom. There are twelve inequivalent O sites. In the first O site, O(12) is bonded in a 2-coordinate geometry to two equivalent Na(1) atoms. In the second O site, O(1) is bonded in a bent 120 degrees geometry to one Mn(1) and one C(1) atom. In the third O site, O(2) is bonded in a water-like geometry to one Mn(1) and one C(2) atom. In the fourth O site, O(3) is bonded in a 3-coordinate geometry to one Na(1), one Cu(1), and one C(2) atom. In the fifth O site, O(4) is bonded in a bent 120 degrees geometry to one Mn(1) and one C(6) atom. In the sixth O site, O(5) is bonded in a water-like geometry to one Mn(1) and one C(7) atom. In the seventh O site, O(6) is bonded in a bent 120 degrees geometry to one Cu(3) and one C(7) atom. In the eighth O site, O(7) is bonded in a bent 120 degrees geometry to one Mn(1) and one C(11) atom. In the ninth O site, O(8) is bonded in a distorted water-like geometry to one Mn(1) and one C(12) atom. In the tenth O site, O(9) is bonded in a bent 120 degrees geometry to one Cu(2) and one C(11) atom. In the eleventh O site, O(10) is bonded in a 3-coordinate geometry to two equivalent Na(1) and one O(11) atom. The O(10)-O(11) bond length is 1.96 Å. In the twelfth O site, O(11) is bonded in a 4-coordinate geometry to two equivalent Na(1), one O(10), and one O(11) atom. The O(11)-O(11) bond length is 1.67 Å. Linkers: 4 C.Cc1cc(C)c([N]C(=O)C([O])=O)[c]c1[N]C(=O)C([O])=O.[H][H] ,20 C.Cc1cc(C)c([N]C(=O)C([O])=O)[c]c1[N]C(=O)C([O])=O.[H].[H]. Metal clusters: 8 [Na] ,16 [Mn] ,24 [Cu]. The MOF has largest included sphere 21.63 A, density 0.80 g/cm3, surface area 3866.67 m2/g, accessible volume 0.81 cm3/g