Table 2. Hydrogen-bond geometry (Å, °) for (II) .
Cg1 and Cg3 are the centroids of the C1–C6 and C17–C22 benzene rings, respectively.
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| N1—H1⋯O1 | 0.908 (18) | 1.946 (18) | 2.6920 (13) | 138.2 (15) |
| N2—H2⋯O1i | 0.913 (16) | 1.974 (17) | 2.8564 (13) | 162.0 (14) |
| C4—H4⋯Cg3ii | 1.001 (17) | 2.796 (17) | 3.6141 (15) | 139.4 (13) |
| C6—H6⋯O1iii | 0.980 (18) | 2.583 (19) | 3.4815 (16) | 152.5 (13) |
| C20—H20⋯Cg1iv | 1.000 (18) | 2.838 (17) | 3.6644 (15) | 140.5 (13) |
Symmetry codes: (i) x, -y+{\script{1\over 2}}, z+{\script{1\over 2}}; (ii) -x+1, y+{\script{1\over 2}}, -z+{\script{1\over 2}}; (iii) -x+1, -y+1, -z+1; (iv) x-1, -y-{\script{1\over 2}}, z-{\script{3\over 2}}.