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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O2B—H2B⋯O1B	0.84	1.66	2.4484 (15)	155
N3A—H3AA⋯N1A i	0.91	1.92	2.7987 (19)	162
N3A—H3AB⋯O1B ii	0.91	2.03	2.8153 (17)	144
N3A—H3AC⋯O3B iii	0.91	2.07	2.9546 (17)	165
C4A—H4AB⋯O4B iv	0.99	2.53	3.3572 (19)	142

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