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Figure 4
Packing diagram for polymorph β. Hydrogen bonds, C109—H109(py)⋯O102(carbon­yl), C108—H108(py)⋯O104(meth­oxy), C118—H18A(methoxy)⋯Br1, and C117—H117(Ph)⋯Br1, are shown as dotted lines in orange, pink, blue, and green, respectively. Color codes: Re (blue); Br (brown); S (yellow); O (red); N (light blue); C (gray); H (light gray).

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