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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1⋯O3Pi	0.85 (2)	2.52 (3)	3.188 (5)	136 (4)
N1—H1⋯O3P	0.85 (2)	2.54 (3)	3.208 (5)	136 (4)
N2—H2⋯O9Pii	0.85 (2)	2.30 (3)	3.069 (6)	151 (4)
N2—H3⋯O2	0.86 (2)	2.12 (2)	2.955 (5)	162 (4)
N4—H4⋯O8P	0.86 (2)	2.46 (3)	3.223 (7)	148 (3)
N4—H5⋯O1	0.86 (2)	2.24 (2)	3.084 (5)	168 (4)
N5—H6⋯O6Piii	0.84 (2)	2.47 (4)	3.081 (5)	131 (4)
N5—H6⋯O4P	0.84 (2)	2.51 (3)	3.195 (5)	139 (4)

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