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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O1A—H1A⋯O21	0.82	1.99	2.810 (3)	173
O1B—H1B⋯O42	0.82	1.96	2.779 (3)	176
N2A—H2A⋯O32	0.86	2.24	2.968 (3)	142
N2B—H2B⋯O31	0.86	2.31	3.005 (3)	138
N2B—H2B⋯O22i	0.86	2.34	2.992 (3)	133
N1A—H11A⋯O22ii	0.86	2.50	3.211 (3)	141
N1A—H11A⋯O32	0.86	2.58	3.231 (3)	133
N1B—H11B⋯O31	0.86	2.32	3.000 (3)	136
N1B—H11B⋯O41iii	0.86	2.54	3.268 (3)	143
N1A—H12A⋯O2Bii	0.86	2.19	2.928 (3)	144
N1B—H12B⋯O2Aiii	0.86	2.22	2.971 (3)	145
C4A—H4A⋯O11iv	0.93	2.57	3.312 (3)	137
C4B—H4B⋯O32v	0.93	2.53	3.433 (3)	165
C5A—H5A⋯O11vi	0.93	2.37	3.277 (3)	164
C5B—H5B⋯O12vii	0.93	2.52	3.450 (3)	177

Symmetry codes: (i) ; (ii) ; (iii) ; (iv) ; (v) ; (vi) ; (vii) .