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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1N1⋯O2i	0.916 (16)	2.009 (16)	2.9202 (12)	172.8 (15)
O1—H1O1⋯O2ii	0.87 (2)	1.80 (2)	2.6528 (11)	164.2 (17)
C13—H13A⋯O1iii	0.95	2.52	3.4669 (15)	171

Symmetry codes: (i) ; (ii) ; (iii) .