Table 1. Hydrogen-bond geometry (Å, °) for polymorph (1) .

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C2—H2⋯O3i	1.00	2.49	3.487 (14)	173
C4—H4⋯O4	1.00	2.64	3.379 (13)	131
C18—H18⋯O1	1.00	2.39	3.372 (14)	167

Symmetry code: (i) .