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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1⋯O1	0.86	2.37	3.041 (10)	135
N1—H1⋯O2i	0.86	2.42	3.018 (10)	128
N1—H1⋯O1ii	0.86	2.48	3.077 (11)	128
N2—H2A⋯O1	0.86	2.38	3.036 (10)	133
N2—H2A⋯O1ii	0.86	2.40	3.010 (10)	129
N2—H2A⋯O2iii	0.86	2.55	3.168 (11)	129
N2—H2B⋯O5	0.86	2.02	2.624 (11)	127
N2—H2B⋯O3iii	0.86	2.26	2.976 (12)	141
C3—H3⋯O5iv	0.93	2.44	3.138 (12)	132
C5—H5⋯O4v	0.93	2.32	3.094 (13)	141
C5—H5⋯O2i	0.93	2.41	3.020 (13)	123

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