Table 2. Hydrogen-bond geometry (Å, °).

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1B⋯O2	0.82 (5)	2.21 (9)	2.879 (7)	139 (11)
N1—H1A⋯O9i	0.90 (5)	2.08 (5)	2.976 (8)	174 (10)
N2—H2B⋯O4	0.82 (4)	2.21 (7)	2.870 (7)	139 (10)
N2—H2A⋯O11ii	0.89 (4)	2.56 (8)	3.235 (8)	134 (9)
N2—H2A⋯O12ii	0.89 (4)	2.05 (5)	2.916 (8)	164 (10)
N3—H3A⋯O5	0.88 (5)	2.12 (5)	2.991 (7)	175 (11)
N3—H3B⋯O7	0.86 (5)	2.18 (8)	2.900 (7)	141 (10)
N4—H4A⋯O1iii	0.81 (5)	2.51 (9)	3.148 (8)	136 (10)
N4—H4A⋯O3iii	0.81 (5)	2.26 (6)	3.027 (8)	159 (11)
N4—H4B⋯O10	0.85 (5)	2.13 (8)	2.877 (8)	146 (11)

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