Er2Ru2C23H11(N9O5)2CH crystallizes in the triclinic P-1 space group. The structure consists of two 02329_fluka molecules inside a Er2Ru2C23H11(N9O5)2 framework. In the Er2Ru2C23H11(N9O5)2 framework, there are two inequivalent Er sites. In the first Er site, Er(1) is bonded in a 7-coordinate geometry to one N(11), one N(9), one O(1), one O(2), one O(3), one O(4), and one O(8) atom. The Er(1)-N(11) bond length is 2.35 Å. The Er(1)-N(9) bond length is 2.35 Å. The Er(1)-O(1) bond length is 2.41 Å. The Er(1)-O(2) bond length is 2.28 Å. The Er(1)-O(3) bond length is 2.36 Å. The Er(1)-O(4) bond length is 2.34 Å. The Er(1)-O(8) bond length is 2.43 Å. In the second Er site, Er(2) is bonded in a 6-coordinate geometry to one N(10), one N(12), one N(14), one N(15), one O(5), and one O(6) atom. The Er(2)-N(10) bond length is 2.35 Å. The Er(2)-N(12) bond length is 2.38 Å. The Er(2)-N(14) bond length is 2.38 Å. The Er(2)-N(15) bond length is 2.40 Å. The Er(2)-O(5) bond length is 2.39 Å. The Er(2)-O(6) bond length is 2.50 Å. There are two inequivalent Ru sites. In the first Ru site, Ru(1) is bonded in an octahedral geometry to one C(17), one C(18), one C(19), one C(20), one N(1), and one N(3) atom. The Ru(1)-C(17) bond length is 2.03 Å. The Ru(1)-C(18) bond length is 1.96 Å. The Ru(1)-C(19) bond length is 1.97 Å. The Ru(1)-C(20) bond length is 2.02 Å. The Ru(1)-N(1) bond length is 2.11 Å. The Ru(1)-N(3) bond length is 2.11 Å. In the second Ru site, Ru(2) is bonded in an octahedral geometry to one C(21), one C(22), one C(23), one C(24), one N(5), and one N(7) atom. The Ru(2)-C(21) bond length is 2.04 Å. The Ru(2)-C(22) bond length is 1.97 Å. The Ru(2)-C(23) bond length is 1.96 Å. The Ru(2)-C(24) bond length is 2.04 Å. The Ru(2)-N(5) bond length is 2.12 Å. The Ru(2)-N(7) bond length is 2.12 Å. There are twenty-three inequivalent C sites. In the first C site, C(1) is bonded in a distorted trigonal planar geometry to one C(2), one N(1), and one H(1) atom. The C(1)-C(2) bond length is 1.36 Å. The C(1)-N(1) bond length is 1.34 Å. The C(1)-H(1) bond length is 0.95 Å. In the second C site, C(2) is bonded in a distorted single-bond geometry to one C(1), one C(3), and one H(2) atom. The C(2)-C(3) bond length is 1.37 Å. The C(2)-H(2) bond length is 0.95 Å. In the third C site, C(3) is bonded in a distorted trigonal planar geometry to one C(2), one N(2), and one H(3) atom. The C(3)-N(2) bond length is 1.34 Å. The C(3)-H(3) bond length is 0.95 Å. In the fourth C site, C(4) is bonded in a distorted trigonal planar geometry to one C(8), one N(1), and one N(2) atom. The C(4)-C(8) bond length is 1.47 Å. The C(4)-N(1) bond length is 1.37 Å. The C(4)-N(2) bond length is 1.33 Å. In the fifth C site, C(5) is bonded in a distorted trigonal planar geometry to one C(6), one N(3), and one H(4) atom. The C(5)-C(6) bond length is 1.38 Å. The C(5)-N(3) bond length is 1.35 Å. The C(5)-H(4) bond length is 0.95 Å. In the sixth C site, C(6) is bonded in a distorted single-bond geometry to one C(5) and one H(5) atom. The C(6)-H(5) bond length is 0.95 Å. In the seventh C site, C(7) is bonded in a distorted bent 120 degrees geometry to one N(4) and one H(6) atom. The C(7)-N(4) bond length is 1.34 Å. The C(7)-H(6) bond length is 0.95 Å. In the eighth C site, C(8) is bonded in a distorted trigonal planar geometry to one C(4), one N(3), and one N(4) atom. The C(8)-N(3) bond length is 1.35 Å. The C(8)-N(4) bond length is 1.33 Å. In the ninth C site, C(9) is bonded in a distorted bent 120 degrees geometry to one N(5) and one H(7) atom. The C(9)-N(5) bond length is 1.33 Å. The C(9)-H(7) bond length is 0.95 Å. In the tenth C site, C(11) is bonded in a distorted bent 120 degrees geometry to one N(6) and one H(9) atom. The C(11)-N(6) bond length is 1.30 Å. The C(11)-H(9) bond length is 0.95 Å. In the eleventh C site, C(12) is bonded in a distorted bent 120 degrees geometry to one C(16), one N(5), and one N(6) atom. The C(12)-C(16) bond length is 1.50 Å. The C(12)-N(5) bond length is 1.32 Å. The C(12)-N(6) bond length is 1.32 Å. In the twelfth C site, C(13) is bonded in a distorted trigonal planar geometry to one C(14), one N(7), and one H(10) atom. The C(13)-C(14) bond length is 1.38 Å. The C(13)-N(7) bond length is 1.36 Å. The C(13)-H(10) bond length is 0.95 Å. In the thirteenth C site, C(14) is bonded in a distorted single-bond geometry to one C(13), one C(15), and one H(11) atom. The C(14)-C(15) bond length is 1.36 Å. The C(14)-H(11) bond length is 0.95 Å. In the fourteenth C site, C(15) is bonded in a distorted trigonal planar geometry to one C(14), one N(8), and one H(12) atom. The C(15)-N(8) bond length is 1.33 Å. The C(15)-H(12) bond length is 0.95 Å. In the fifteenth C site, C(16) is bonded in a distorted trigonal planar geometry to one C(12), one N(7), and one N(8) atom. The C(16)-N(7) bond length is 1.29 Å. The C(16)-N(8) bond length is 1.31 Å. In the sixteenth C site, C(17) is bonded in a linear geometry to one Ru(1) and one N(9) atom. The C(17)-N(9) bond length is 1.16 Å. In the seventeenth C site, C(18) is bonded in a linear geometry to one Ru(1) and one N(10) atom. The C(18)-N(10) bond length is 1.14 Å. In the eighteenth C site, C(19) is bonded in a linear geometry to one Ru(1) and one N(11) atom. The C(19)-N(11) bond length is 1.16 Å. In the nineteenth C site, C(20) is bonded in a linear geometry to one Ru(1) and one N(12) atom. The C(20)-N(12) bond length is 1.15 Å. In the twentieth C site, C(21) is bonded in a linear geometry to one Ru(2) and one N(13) atom. The C(21)-N(13) bond length is 1.15 Å. In the twenty-first C site, C(22) is bonded in a linear geometry to one Ru(2) and one N(14) atom. The C(22)-N(14) bond length is 1.15 Å. In the twenty-second C site, C(23) is bonded in a linear geometry to one Ru(2) and one N(15) atom. The C(23)-N(15) bond length is 1.15 Å. In the twenty-third C site, C(24) is bonded in a linear geometry to one Ru(2) and one N(16) atom. The C(24)-N(16) bond length is 1.17 Å. There are eighteen inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Ru(1), one C(1), and one C(4) atom. In the second N site, N(2) is bonded in a bent 120 degrees geometry to one C(3) and one C(4) atom. In the third N site, N(3) is bonded in a trigonal planar geometry to one Ru(1), one C(5), and one C(8) atom. In the fourth N site, N(4) is bonded in a bent 120 degrees geometry to one C(7) and one C(8) atom. In the fifth N site, N(5) is bonded in a trigonal planar geometry to one Ru(2), one C(12), and one C(9) atom. In the sixth N site, N(6) is bonded in a bent 120 degrees geometry to one C(11) and one C(12) atom. In the seventh N site, N(7) is bonded in a trigonal planar geometry to one Ru(2), one C(13), and one C(16) atom. In the eighth N site, N(8) is bonded in a bent 120 degrees geometry to one C(15) and one C(16) atom. In the ninth N site, N(9) is bonded in a linear geometry to one Er(1) and one C(17) atom. In the tenth N site, N(10) is bonded in a bent 150 degrees geometry to one Er(2) and one C(18) atom. In the eleventh N site, N(11) is bonded in a linear geometry to one Er(1) and one C(19) atom. In the twelfth N site, N(12) is bonded in a bent 150 degrees geometry to one Er(2) and one C(20) atom. In the thirteenth N site, N(13) is bonded in a single-bond geometry to one C(21) atom. In the fourteenth N site, N(14) is bonded in a linear geometry to one Er(2) and one C(22) atom. In the fifteenth N site, N(15) is bonded in a bent 150 degrees geometry to one Er(2) and one C(23) atom. In the sixteenth N site, N(16) is bonded in a single-bond geometry to one C(24) atom. In the seventeenth N site, N(17) is bonded in a trigonal planar geometry to one O(5), one O(6), and one O(7) atom. The N(17)-O(5) bond length is 1.29 Å. The N(17)-O(6) bond length is 1.27 Å. The N(17)-O(7) bond length is 1.19 Å. In the eighteenth N site, N(18) is bonded in a trigonal planar geometry to one O(10), one O(8), and one O(9) atom. The N(18)-O(10) bond length is 1.24 Å. The N(18)-O(8) bond length is 1.35 Å. The N(18)-O(9) bond length is 1.24 Å. There are eleven inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(1) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(2) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(3) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(5) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(6) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(7) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(9) atom. In the eighth H site, H(9) is bonded in a single-bond geometry to one C(11) atom. In the ninth H site, H(10) is bonded in a single-bond geometry to one C(13) atom. In the tenth H site, H(11) is bonded in a single-bond geometry to one C(14) atom. In the eleventh H site, H(12) is bonded in a single-bond geometry to one C(15) atom. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a 2-coordinate geometry to one Er(1) and one O(2) atom. The O(1)-O(2) bond length is 0.77 Å. In the second O site, O(2) is bonded in an L-shaped geometry to one Er(1) and one O(1) atom. In the third O site, O(3) is bonded in a distorted single-bond geometry to one Er(1) and one O(4) atom. The O(3)-O(4) bond length is 0.72 Å. In the fourth O site, O(4) is bonded in a distorted L-shaped geometry to one Er(1) and one O(3) atom. In the fifth O site, O(5) is bonded in a distorted water-like geometry to one Er(2) and one N(17) atom. In the sixth O site, O(6) is bonded in a distorted single-bond geometry to one Er(2) and one N(17) atom. In the seventh O site, O(7) is bonded in a single-bond geometry to one N(17) atom. In the eighth O site, O(8) is bonded in a distorted bent 150 degrees geometry to one Er(1) and one N(18) atom. In the ninth O site, O(9) is bonded in a distorted L-shaped geometry to one N(18) and one O(10) atom. The O(9)-O(10) bond length is 1.01 Å. In the tenth O site, O(10) is bonded in a distorted single-bond geometry to one N(18) and one O(9) atom. Linkers: 1 [O-][N+]1OO[N+]([O-])OO1. Metal clusters: 4 [Er] ,4 [Ru]. The MOF has largest included sphere 4.17 A, density 1.82 g/cm3, surface area 3165.87 m2/g, accessible volume 0.20 cm3/g