Mn2C23N3H13O8C5H5N crystallizes in the monoclinic P2_1/c space group. The structure consists of four methyl(2-methylprop-2-en-1-yl)amine molecules inside a Mn2C23N3H13O8 framework. In the Mn2C23N3H13O8 framework, there are two inequivalent Mn sites. In the first Mn site, Mn(1) is bonded in a distorted square pyramidal geometry to one N(1), one O(3), one O(4), one O(5), and one O(8) atom. The Mn(1)-N(1) bond length is 2.25 Å. The Mn(1)-O(3) bond length is 2.08 Å. The Mn(1)-O(4) bond length is 2.23 Å. The Mn(1)-O(5) bond length is 2.32 Å. The Mn(1)-O(8) bond length is 2.11 Å. In the second Mn site, Mn(2) is bonded in a distorted square pyramidal geometry to one N(4), one O(1), one O(2), one O(6), and one O(7) atom. The Mn(2)-N(4) bond length is 2.26 Å. The Mn(2)-O(1) bond length is 2.23 Å. The Mn(2)-O(2) bond length is 2.33 Å. The Mn(2)-O(6) bond length is 2.12 Å. The Mn(2)-O(7) bond length is 2.09 Å. There are twenty-three inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one C(6), one C(7), and one C(9) atom. The C(1)-C(6) bond length is 1.50 Å. The C(1)-C(7) bond length is 1.40 Å. The C(1)-C(9) bond length is 1.38 Å. In the second C site, C(2) is bonded in a trigonal planar geometry to one C(10), one C(19), and one C(7) atom. The C(2)-C(10) bond length is 1.39 Å. The C(2)-C(19) bond length is 1.48 Å. The C(2)-C(7) bond length is 1.39 Å. In the third C site, C(3) is bonded in a distorted water-like geometry to one C(16) and one N(2) atom. The C(3)-C(16) bond length is 1.51 Å. The C(3)-N(2) bond length is 1.46 Å. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one C(17), one C(20), and one C(5) atom. The C(4)-C(17) bond length is 1.50 Å. The C(4)-C(20) bond length is 1.39 Å. The C(4)-C(5) bond length is 1.38 Å. In the fifth C site, C(5) is bonded in a distorted single-bond geometry to one C(4), one C(8), and one H(3) atom. The C(5)-C(8) bond length is 1.36 Å. The C(5)-H(3) bond length is 0.93 Å. In the sixth C site, C(6) is bonded in a bent 120 degrees geometry to one C(1), one O(1), and one O(2) atom. The C(6)-O(1) bond length is 1.25 Å. The C(6)-O(2) bond length is 1.26 Å. In the seventh C site, C(7) is bonded in a distorted single-bond geometry to one C(1), one C(2), and one H(4) atom. The C(7)-H(4) bond length is 0.93 Å. In the eighth C site, C(8) is bonded in a trigonal planar geometry to one C(14), one C(18), and one C(5) atom. The C(8)-C(14) bond length is 1.50 Å. The C(8)-C(18) bond length is 1.40 Å. In the ninth C site, C(9) is bonded in a distorted single-bond geometry to one C(1), one C(13), and one H(5) atom. The C(9)-C(13) bond length is 1.40 Å. The C(9)-H(5) bond length is 0.93 Å. In the tenth C site, C(10) is bonded in a distorted single-bond geometry to one C(13), one C(2), and one H(6) atom. The C(10)-C(13) bond length is 1.38 Å. The C(10)-H(6) bond length is 0.93 Å. In the eleventh C site, C(13) is bonded in a distorted trigonal planar geometry to one C(10), one C(9), and one N(2) atom. The C(13)-N(2) bond length is 1.38 Å. In the twelfth C site, C(14) is bonded in a distorted bent 120 degrees geometry to one C(8), one O(3), and one O(6) atom. The C(14)-O(3) bond length is 1.26 Å. The C(14)-O(6) bond length is 1.26 Å. In the thirteenth C site, C(16) is bonded in a trigonal planar geometry to one C(22), one C(25), and one C(3) atom. The C(16)-C(22) bond length is 1.32 Å. The C(16)-C(25) bond length is 1.37 Å. In the fourteenth C site, C(17) is bonded in a bent 120 degrees geometry to one C(4), one O(4), and one O(5) atom. The C(17)-O(4) bond length is 1.24 Å. The C(17)-O(5) bond length is 1.28 Å. In the fifteenth C site, C(18) is bonded in a distorted single-bond geometry to one C(8) and one H(9) atom. The C(18)-H(9) bond length is 0.93 Å. In the sixteenth C site, C(19) is bonded in a distorted bent 120 degrees geometry to one C(2), one O(7), and one O(8) atom. The C(19)-O(7) bond length is 1.25 Å. The C(19)-O(8) bond length is 1.27 Å. In the seventeenth C site, C(20) is bonded in a single-bond geometry to one C(4) and one H(10) atom. The C(20)-H(10) bond length is 0.93 Å. In the eighteenth C site, C(21) is bonded in a distorted bent 120 degrees geometry to one N(1) and one H(11) atom. The C(21)-N(1) bond length is 1.33 Å. The C(21)-H(11) bond length is 0.93 Å. In the nineteenth C site, C(22) is bonded in a distorted single-bond geometry to one C(16), one C(24), and one H(12) atom. The C(22)-C(24) bond length is 1.37 Å. The C(22)-H(12) bond length is 0.93 Å. In the twentieth C site, C(24) is bonded in a distorted trigonal planar geometry to one C(22), one N(1), and one H(14) atom. The C(24)-N(1) bond length is 1.34 Å. The C(24)-H(14) bond length is 0.93 Å. In the twenty-first C site, C(25) is bonded in a distorted single-bond geometry to one C(16) and one H(15) atom. The C(25)-H(15) bond length is 0.93 Å. In the twenty-second C site, C(27) is bonded in a distorted bent 120 degrees geometry to one N(4) and one H(17) atom. The C(27)-N(4) bond length is 1.31 Å. The C(27)-H(17) bond length is 0.93 Å. In the twenty-third C site, C(28) is bonded in a distorted bent 120 degrees geometry to one N(4) and one H(18) atom. The C(28)-N(4) bond length is 1.34 Å. The C(28)-H(18) bond length is 0.93 Å. There are three inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Mn(1), one C(21), and one C(24) atom. In the second N site, N(2) is bonded in a distorted trigonal planar geometry to one C(13), one C(3), and one H(1) atom. The N(2)-H(1) bond length is 0.86 Å. In the third N site, N(4) is bonded in a trigonal planar geometry to one Mn(2), one C(27), and one C(28) atom. There are thirteen inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one N(2) atom. In the second H site, H(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(7) atom. In the fourth H site, H(5) is bonded in a single-bond geometry to one C(9) 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(9) is bonded in a single-bond geometry to one C(18) atom. In the seventh H site, H(10) is bonded in a single-bond geometry to one C(20) atom. In the eighth H site, H(11) is bonded in a single-bond geometry to one C(21) atom. In the ninth H site, H(12) is bonded in a single-bond geometry to one C(22) atom. In the tenth H site, H(14) is bonded in a single-bond geometry to one C(24) atom. In the eleventh H site, H(15) is bonded in a single-bond geometry to one C(25) atom. In the twelfth H site, H(17) is bonded in a single-bond geometry to one C(27) atom. In the thirteenth H site, H(18) is bonded in a single-bond geometry to one C(28) atom. There are eight inequivalent O sites. In the first O site, O(1) is bonded in an L-shaped geometry to one Mn(2) and one C(6) atom. In the second O site, O(4) is bonded in an L-shaped geometry to one Mn(1) and one C(17) atom. In the third O site, O(5) is bonded in a distorted L-shaped geometry to one Mn(1) and one C(17) atom. In the fourth O site, O(7) is bonded in a bent 150 degrees geometry to one Mn(2) and one C(19) atom. In the fifth O site, O(8) is bonded in a bent 120 degrees geometry to one Mn(1) and one C(19) atom. In the sixth O site, O(2) is bonded in an L-shaped geometry to one Mn(2) and one C(6) atom. In the seventh O site, O(3) is bonded in a bent 150 degrees geometry to one Mn(1) and one C(14) atom. In the eighth O site, O(6) is bonded in a bent 120 degrees geometry to one Mn(2) and one C(14) atom. Linkers: 4 [O]C(=O)c1cc(N[C]c2ccncc2)cc(C([O])=O)c1 ,4 [O]C(=O)c1cc(NCc2ccncc2)cc(C([O])=O)c1. Metal clusters: 4 [C]1O[Mn]2(O1)O[C]O[Mn]1(O[C]O1)O[C]O2. RCSR code: sql. The MOF has largest included sphere 6.55 A, density 1.06 g/cm3, surface area 4334.75 m2/g, accessible volume 0.46 cm3/g