Cu2C5N3H3O5CH2 crystallizes in the monoclinic P2_1/c space group. The structure consists of eight 02329_fluka molecules inside a Cu2C5N3H3O5 framework. In the Cu2C5N3H3O5 framework, there are four inequivalent Cu sites. In the first Cu site, Cu(1) is bonded in a rectangular see-saw-like geometry to one N(3), one N(4), one O(1), and one O(3) atom. The Cu(1)-N(3) bond length is 1.98 Å. The Cu(1)-N(4) bond length is 1.98 Å. The Cu(1)-O(1) bond length is 1.97 Å. The Cu(1)-O(3) bond length is 1.94 Å. In the second Cu site, Cu(2) is bonded in a square pyramidal geometry to one N(5), one O(10), one O(3), one O(4), and one O(6) atom. The Cu(2)-N(5) bond length is 1.98 Å. The Cu(2)-O(10) bond length is 2.38 Å. The Cu(2)-O(3) bond length is 1.92 Å. The Cu(2)-O(4) bond length is 1.93 Å. The Cu(2)-O(6) bond length is 1.98 Å. In the third Cu site, Cu(3) is bonded in a trigonal bipyramidal geometry to one N(1), one N(6), one O(2), one O(7), and one O(8) atom. The Cu(3)-N(1) bond length is 1.97 Å. The Cu(3)-N(6) bond length is 1.98 Å. The Cu(3)-O(2) bond length is 2.33 Å. The Cu(3)-O(7) bond length is 1.94 Å. The Cu(3)-O(8) bond length is 1.89 Å. In the fourth Cu site, Cu(4) is bonded in a distorted rectangular see-saw-like geometry to one N(2), one O(5), one O(8), and one O(9) atom. The Cu(4)-N(2) bond length is 2.00 Å. The Cu(4)-O(5) bond length is 2.01 Å. The Cu(4)-O(8) bond length is 1.93 Å. The Cu(4)-O(9) bond length is 1.95 Å. There are ten inequivalent C sites. In the first C site, C(1) is bonded in a trigonal planar geometry to one N(5), one N(6), and one H(1) atom. The C(1)-N(5) bond length is 1.33 Å. The C(1)-N(6) bond length is 1.36 Å. The C(1)-H(1) bond length is 0.95 Å. In the second C site, C(2) is bonded in a trigonal planar geometry to one N(4), one N(6), and one H(2) atom. The C(2)-N(4) bond length is 1.34 Å. The C(2)-N(6) bond length is 1.35 Å. The C(2)-H(2) bond length is 0.95 Å. In the third C site, C(3) is bonded in a trigonal planar geometry to one N(2), one N(3), and one H(3) atom. The C(3)-N(2) bond length is 1.31 Å. The C(3)-N(3) bond length is 1.35 Å. The C(3)-H(3) bond length is 0.95 Å. In the fourth C site, C(4) is bonded in a trigonal planar geometry to one N(1), one N(3), and one H(4) atom. The C(4)-N(1) bond length is 1.32 Å. The C(4)-N(3) bond length is 1.36 Å. The C(4)-H(4) bond length is 0.95 Å. In the fifth C site, C(5) is bonded in a distorted bent 120 degrees geometry to one O(1) and one O(2) atom. The C(5)-O(1) bond length is 1.26 Å. The C(5)-O(2) bond length is 1.25 Å. In the sixth C site, C(6) is bonded in a distorted water-like geometry to one H(5) and one O(3) atom. The C(6)-H(5) bond length is 1.00 Å. The C(6)-O(3) bond length is 1.42 Å. In the seventh C site, C(8) is bonded in a distorted bent 120 degrees geometry to one O(4) and one O(5) atom. The C(8)-O(4) bond length is 1.28 Å. The C(8)-O(5) bond length is 1.28 Å. In the eighth C site, C(9) is bonded in a distorted bent 120 degrees geometry to one O(6) and one O(7) atom. The C(9)-O(6) bond length is 1.27 Å. The C(9)-O(7) bond length is 1.26 Å. In the ninth C site, C(10) is bonded in a 2-coordinate geometry to one H(8) and one O(8) atom. The C(10)-H(8) bond length is 1.00 Å. The C(10)-O(8) bond length is 1.53 Å. In the tenth C site, C(12) is bonded in a distorted bent 120 degrees geometry to one O(10) and one O(9) atom. The C(12)-O(10) bond length is 1.20 Å. The C(12)-O(9) bond length is 1.27 Å. There are six inequivalent N sites. In the first N site, N(1) is bonded in a 3-coordinate geometry to one Cu(3), one C(4), and one N(2) atom. The N(1)-N(2) bond length is 1.38 Å. In the second N site, N(2) is bonded in a 3-coordinate geometry to one Cu(4), one C(3), and one N(1) atom. In the third N site, N(3) is bonded in a distorted trigonal planar geometry to one Cu(1), one C(3), and one C(4) atom. In the fourth N site, N(4) is bonded in a 3-coordinate geometry to one Cu(1), one C(2), and one N(5) atom. The N(4)-N(5) bond length is 1.36 Å. In the fifth N site, N(5) is bonded in a 3-coordinate geometry to one Cu(2), one C(1), and one N(4) atom. In the sixth N site, N(6) is bonded in a trigonal planar geometry to one Cu(3), one C(1), and one C(2) atom. There are six 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(4) 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(8) is bonded in a single-bond geometry to one C(10) atom. There are ten inequivalent O sites. In the first O site, O(1) is bonded in a bent 120 degrees geometry to one Cu(1) and one C(5) atom. In the second O site, O(2) is bonded in a distorted bent 120 degrees geometry to one Cu(3) and one C(5) atom. In the third O site, O(3) is bonded in a trigonal planar geometry to one Cu(1), one Cu(2), and one C(6) atom. In the fourth O site, O(4) is bonded in a bent 120 degrees geometry to one Cu(2) and one C(8) atom. In the fifth O site, O(5) is bonded in a distorted water-like geometry to one Cu(4) and one C(8) atom. In the sixth O site, O(6) is bonded in a bent 120 degrees geometry to one Cu(2) and one C(9) atom. In the seventh O site, O(7) is bonded in a bent 120 degrees geometry to one Cu(3) and one C(9) atom. In the eighth O site, O(8) is bonded in a trigonal planar geometry to one Cu(3), one Cu(4), and one C(10) atom. In the ninth O site, O(9) is bonded in a bent 120 degrees geometry to one Cu(4) and one C(12) atom. In the tenth O site, O(10) is bonded in a distorted bent 120 degrees geometry to one Cu(2) and one C(12) atom. Linkers: 4 [O]C(=O)C[C@@H]([O])C([O])=O ,4 [O]C(=O)C[C@H]([O])C([O])=O ,7 C1=NN=C[N]1 ,1 C1=NC=N[N]1. Metal clusters: 16 [Cu]. The MOF has largest included sphere 5.68 A, density 1.83 g/cm3, surface area 3099.26 m2/g, accessible volume 0.22 cm3/g