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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N2—H2A⋯O1W i	0.90	2.03	2.850 (4)	151
N2—H2B⋯O1ii	0.90	1.96	2.819 (3)	160
N2—H2B⋯O2ii	0.90	2.42	3.017 (4)	124
O1W—H1WA⋯O1	0.85	1.97	2.805 (3)	168
C16—H16B⋯O5iii	0.97	2.34	3.166 (4)	143

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