Figure 7
The molecular packing of (1), showing the discrete assembly of neighbouring helices linked through C21—H21⋯O2′iii and C21′—H21′⋯O2iv interactions. C—H⋯π interactions are also depicted by dashed lines. [Symmetry codes: (iii) x, y − 1, z; (iv) x, y + 1, z.] |