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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1—H1O⋯O4i	0.82	1.72	2.5407 (13)	175
N2—H2B⋯O4	0.86	1.91	2.5973 (15)	135
N2—H2B⋯O1	0.86	2.34	2.6532 (14)	102
C2—H2A⋯O4i	0.93	2.60	3.2233 (18)	125
C13—H13A⋯O2ii	0.93	2.65	3.5555 (19)	163

Symmetry codes: (i) ; (ii) .