CoPtC18N7H12OCH crystallizes in the monoclinic C2/c space group. The structure consists of four 02329_fluka molecules inside a CoPtC18N7H12O framework. In the CoPtC18N7H12O framework, Co(1) is bonded in an octahedral geometry to one N(3), two equivalent N(1), two equivalent N(4), and one O(1) atom. The Co(1)-N(3) bond length is 1.83 Å. Both Co(1)-N(1) bond lengths are 2.22 Å. Both Co(1)-N(4) bond lengths are 1.95 Å. The Co(1)-O(1) bond length is 1.98 Å. Pt(1) is bonded in a square co-planar geometry to two equivalent C(1) and two equivalent C(2) atoms. Both Pt(1)-C(1) bond lengths are 1.98 Å. Both Pt(1)-C(2) bond lengths are 1.98 Å. There are nine inequivalent C sites. In the first C site, C(1) is bonded in a linear geometry to one Pt(1) and one N(1) atom. The C(1)-N(1) bond length is 1.17 Å. In the second C site, C(2) is bonded in a distorted linear geometry to one Pt(1) and one N(2) atom. The C(2)-N(2) bond length is 1.17 Å. In the third C site, C(3) is bonded in a distorted trigonal planar geometry to one C(6), one C(7), and one N(4) atom. The C(3)-C(6) bond length is 1.39 Å. The C(3)-C(7) bond length is 1.46 Å. The C(3)-N(4) bond length is 1.37 Å. In the fourth C site, C(4) is bonded in a distorted single-bond geometry to one C(7) and one H(2) atom. The C(4)-C(7) bond length is 1.40 Å. The C(4)-H(2) bond length is 1.09 Å. In the fifth C site, C(5) is bonded in a distorted single-bond geometry to one C(9) and one H(3) atom. The C(5)-C(9) bond length is 1.39 Å. The C(5)-H(3) bond length is 1.09 Å. In the sixth C site, C(6) is bonded in a distorted trigonal planar geometry to one C(3), one C(8), and one H(4) atom. The C(6)-C(8) bond length is 1.39 Å. The C(6)-H(4) bond length is 1.09 Å. In the seventh C site, C(7) is bonded in a distorted single-bond geometry to one C(3), one C(4), and one N(3) atom. The C(7)-N(3) bond length is 1.36 Å. In the eighth C site, C(8) is bonded in a distorted single-bond geometry to one C(6) and one H(5) atom. The C(8)-H(5) bond length is 1.09 Å. In the ninth C site, C(9) is bonded in a distorted trigonal planar geometry to one C(5), one N(4), and one H(6) atom. The C(9)-N(4) bond length is 1.34 Å. The C(9)-H(6) bond length is 1.09 Å. There are four inequivalent N sites. In the first N site, N(1) is bonded in a distorted linear geometry to one Co(1) and one C(1) atom. In the second N site, N(2) is bonded in a distorted bent 150 degrees geometry to one C(2) and one H(1) atom. The N(2)-H(1) bond length is 1.70 Å. In the third N site, N(3) is bonded in a trigonal planar geometry to one Co(1) and two equivalent C(7) atoms. In the fourth N site, N(4) is bonded in a trigonal planar geometry to one Co(1), one C(3), and one C(9) atom. There are six inequivalent H sites. In the first H site, H(1) is bonded in a distorted single-bond geometry to one N(2) and one O(1) atom. The H(1)-O(1) bond length is 1.00 Å. In the second H site, H(2) is bonded in a single-bond geometry to one C(4) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(5) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(6) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(8) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(9) atom. O(1) is bonded in a distorted trigonal planar geometry to one Co(1) and two equivalent H(1) atoms. Linkers: 4 [C]#N. Metal clusters: 2 [Co] ,2 [Pt]. The MOF has largest included sphere 2.38 A, density 2.03 g/cm3, surface area 3414.31 m2/g, accessible volume 0.15 cm3/g