Dy2C27H11(NO6)2(C2N)2 crystallizes in the tetragonal I-42d space group. The structure consists of eight bis(imino)cyclobutane molecules inside a Dy2C27H11(NO6)2 framework. In the Dy2C27H11(NO6)2 framework, Dy(1) is bonded in a 6-coordinate geometry to one O(1), one O(2), one O(3), one O(4), one O(5), and one O(6) atom. The Dy(1)-O(1) bond length is 2.38 Å. The Dy(1)-O(2) bond length is 2.30 Å. The Dy(1)-O(3) bond length is 2.53 Å. The Dy(1)-O(4) bond length is 2.39 Å. The Dy(1)-O(5) bond length is 2.22 Å. The Dy(1)-O(6) bond length is 2.37 Å. There are fourteen inequivalent C sites. In the first C site, C(16) is bonded in a distorted trigonal planar geometry to two equivalent C(11) and one H(6) atom. Both C(16)-C(11) bond lengths are 1.38 Å. The C(16)-H(6) bond length is 0.93 Å. In the second 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 1.52 Å. The C(1)-O(1) bond length is 1.25 Å. The C(1)-O(2) bond length is 1.24 Å. In the third C site, C(2) is bonded in a trigonal planar geometry to one C(1), one C(3), and one C(8) atom. The C(2)-C(3) bond length is 1.39 Å. The C(2)-C(8) bond length is 1.37 Å. In the fourth C site, C(3) is bonded in a distorted single-bond geometry to one C(2), one C(4), and one H(1) atom. The C(3)-C(4) bond length is 1.40 Å. The C(3)-H(1) bond length is 0.93 Å. In the fifth C site, C(4) is bonded in a trigonal planar geometry to one C(3), one C(5), and one C(9) atom. The C(4)-C(5) bond length is 1.38 Å. The C(4)-C(9) bond length is 1.51 Å. In the sixth C site, C(5) is bonded in a distorted single-bond geometry to one C(4), one C(6), and one H(2) atom. The C(5)-C(6) bond length is 1.40 Å. The C(5)-H(2) bond length is 0.93 Å. In the seventh C site, C(6) is bonded in a trigonal planar geometry to one C(5), one C(7), and one C(8) atom. The C(6)-C(7) bond length is 1.46 Å. The C(6)-C(8) bond length is 1.41 Å. In the eighth C site, C(7) is bonded in a distorted linear geometry to one C(6) and one N(1) atom. The C(7)-N(1) bond length is 1.15 Å. In the ninth C site, C(8) is bonded in a distorted single-bond geometry to one C(2), one C(6), and one H(3) atom. The C(8)-H(3) bond length is 0.93 Å. In the tenth C site, C(9) is bonded in a distorted bent 120 degrees geometry to one C(4), one O(3), and one O(4) atom. The C(9)-O(3) bond length is 1.26 Å. The C(9)-O(4) bond length is 1.25 Å. In the eleventh C site, C(10) is bonded in a distorted bent 120 degrees geometry to one C(11), one O(5), and one O(6) atom. The C(10)-C(11) bond length is 1.50 Å. The C(10)-O(5) bond length is 1.27 Å. The C(10)-O(6) bond length is 1.25 Å. In the twelfth C site, C(11) is bonded in a 4-coordinate geometry to one C(10), one C(14), one C(15), and one C(16) atom. The C(11)-C(14) bond length is 1.41 Å. The C(11)-C(15) bond length is 1.45 Å. In the thirteenth C site, C(14) is bonded in a distorted water-like geometry to one C(11), one C(15), and one H(4) atom. The C(14)-C(15) bond length is 0.84 Å. The C(14)-H(4) bond length is 0.93 Å. In the fourteenth C site, C(15) is bonded in a distorted water-like geometry to one C(11), one C(14), and one H(5) atom. The C(15)-H(5) bond length is 0.93 Å. N(1) is bonded in a single-bond geometry to one C(7) atom. There are six inequivalent H sites. In the first H site, H(1) is bonded in a single-bond geometry to one C(3) atom. In the second H site, H(2) is bonded in a single-bond geometry to one C(5) atom. In the third H site, H(3) is bonded in a single-bond geometry to one C(8) atom. In the fourth H site, H(4) is bonded in a single-bond geometry to one C(14) atom. In the fifth H site, H(5) is bonded in a single-bond geometry to one C(15) atom. In the sixth H site, H(6) is bonded in a single-bond geometry to one C(16) atom. There are six inequivalent O sites. In the first O site, O(1) is bonded in a distorted single-bond geometry to one Dy(1) and one C(1) atom. In the second O site, O(2) is bonded in a bent 150 degrees geometry to one Dy(1) and one C(1) atom. In the third O site, O(3) is bonded in a distorted single-bond geometry to one Dy(1) and one C(9) atom. In the fourth O site, O(4) is bonded in a distorted L-shaped geometry to one Dy(1) and one C(9) atom. In the fifth O site, O(5) is bonded in a linear geometry to one Dy(1) and one C(10) atom. In the sixth O site, O(6) is bonded in a distorted bent 120 degrees geometry to one Dy(1) and one C(10) atom. Linkers: 16 N#Cc1cc(C([O])=O)cc(C([O])=O)c1 ,2 [CH][CH][C]1[C]([CH][CH])C(=[N])C1=[N].[C]/C=[C]/C([O])=O.[O][C]=O ,2 [C][CH][C][C@H]1[CH][C]2C(=[N])C(=[N])[C@@]21[CH][CH].[O][C]=O.[O][C]=O ,1 [N]=C1C(=[N])[C@]23[CH][C@@H]4[C][CH][C][C@H]2[CH][C@@]143.[O][C]=O.[O][C]=O ,1 [C][CH][C](C([O])=O)[C@@H]1[CH][C]2C(=[N])C(=[N])[C@]21[CH][CH].[O][C]=O ,1 [N]=C1C(=[N])[C@@]23[CH][C@H]4[C][CH][C][C@@H]2[CH][C@]143.[O][C]=O.[O][C]=O ,1 [CH][CH][C@]12[C]([CH][C@@H]1[C]/C=[C]/C([O])=O)C(=[N])C2=[N].[O][C]=O. Metal clusters: 8 [C]1O[Dy]234(O1)O[C]O[Dy]1(O[C]O1)(O[C]O2)(O[C]O3)O[C]O4. RCSR code: snw. The MOF has largest included sphere 5.34 A, density 1.30 g/cm3, surface area 3238.82 m2/g, accessible volume 0.45 cm3/g