CuC8N2H14O3 crystallizes in the orthorhombic P2_12_12_1 space group. Cu(1) is bonded to one N(1), one N(2), one O(1), one O(2), and one O(3) atom to form distorted CuN2O3 square pyramids that share  a cornercorner with one C(2)C3N tetrahedra and  a cornercorner with one C(6)C3N tetrahedra. The Cu(1)-N(1) bond length is 1.92 Å. The Cu(1)-N(2) bond length is 2.02 Å. The Cu(1)-O(1) bond length is 2.01 Å. The Cu(1)-O(2) bond length is 1.98 Å. The Cu(1)-O(3) bond length is 2.40 Å. There are eight inequivalent C sites. In the first C site, C(1) is bonded in a distorted bent 120 degrees geometry to one C(2), one O(1), and one O(2) atom. The C(1)-C(2) bond length is 1.54 Å. The C(1)-O(1) bond length is 1.28 Å. The C(1)-O(2) bond length is 1.27 Å. In the second C site, C(2) is bonded to one C(1), one C(3), one C(4), and one N(1) atom to form distorted CC3N tetrahedra that share  a cornercorner with one Cu(1)N2O3 square pyramid. The C(2)-C(3) bond length is 1.54 Å. The C(2)-C(4) bond length is 1.54 Å. The C(2)-N(1) bond length is 1.46 Å. In the third C site, C(3) is bonded in a trigonal non-coplanar geometry to one C(2), one H(3), one H(4), and one H(5) atom. The C(3)-H(3) bond length is 1.10 Å. The C(3)-H(4) bond length is 1.10 Å. The C(3)-H(5) bond length is 1.09 Å. In the fourth C site, C(4) is bonded in a trigonal non-coplanar geometry to one C(2), one H(6), one H(7), and one H(8) atom. The C(4)-H(6) bond length is 1.10 Å. The C(4)-H(7) bond length is 1.10 Å. The C(4)-H(8) bond length is 1.10 Å. In the fifth C site, C(5) is bonded in a distorted bent 120 degrees geometry to one C(6), one N(1), and one O(3) atom. The C(5)-C(6) bond length is 1.56 Å. The C(5)-N(1) bond length is 1.33 Å. The C(5)-O(3) bond length is 1.26 Å. In the sixth C site, C(6) is bonded to one C(5), one C(7), one C(8), and one N(2) atom to form distorted CC3N tetrahedra that share  a cornercorner with one Cu(1)N2O3 square pyramid. The C(6)-C(7) bond length is 1.53 Å. The C(6)-C(8) bond length is 1.53 Å. The C(6)-N(2) bond length is 1.49 Å. In the seventh C site, C(7) is bonded in a trigonal non-coplanar geometry to one C(6), one H(10), one H(11), and one H(9) atom. The C(7)-H(10) bond length is 1.10 Å. The C(7)-H(11) bond length is 1.10 Å. The C(7)-H(9) bond length is 1.10 Å. In the eighth C site, C(8) is bonded in a trigonal non-coplanar geometry to one C(6), one H(12), one H(13), and one H(14) atom. The C(8)-H(12) bond length is 1.10 Å. The C(8)-H(13) bond length is 1.10 Å. The C(8)-H(14) bond length is 1.09 Å. There are two inequivalent N sites. In the first N site, N(1) is bonded in a trigonal planar geometry to one Cu(1), one C(2), and one C(5) atom. In the second N site, N(2) is bonded in a distorted tetrahedral geometry to one Cu(1), one C(6), one H(1), and one H(2) atom. The N(2)-H(1) bond length is 1.02 Å. The N(2)-H(2) bond length is 1.02 Å. There are fourteen 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(2) is bonded in a single-bond geometry to one N(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(3) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(3) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(4) atom. In the seventh H site, H(7) is bonded in a single-bond geometry to one C(4) atom. In the eighth H site, H(8) is bonded in a single-bond geometry to one C(4) atom. In the ninth H site, H(9) is bonded in a single-bond geometry to one C(7) atom. In the tenth H site, H(10) is bonded in a single-bond geometry to one C(7) atom. In the eleventh H site, H(11) is bonded in a single-bond geometry to one C(7) atom. In the twelfth H site, H(12) is bonded in a single-bond geometry to one C(8) atom. In the thirteenth H site, H(13) is bonded in a single-bond geometry to one C(8) atom. In the fourteenth H site, H(14) is bonded in a single-bond geometry to one C(8) atom. There are three 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(1) atom. In the second O site, O(2) is bonded in a bent 120 degrees geometry to one Cu(1) and one C(1) atom. In the third O site, O(3) is bonded in a distorted single-bond geometry to one Cu(1) and one C(5) atom. Linkers: 4 CC(C)(N)C(=O)[N]C(C)(C)C([O])=O. Metal clusters: 4 [Cu]. The MOF has largest included sphere 1.96 A, density 1.73 g/cm3, surface area 4454.75 m2/g, accessible volume 0.14 cm3/g