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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1A—H11A⋯O41Ai	0.97 (3)	1.95 (3)	2.861 (3)	155 (2)
N1A—H12A⋯O11	0.99 (4)	1.64 (4)	2.588 (4)	158 (3)
N41A—H41A⋯O41Aii	0.86 (3)	2.14 (4)	2.996 (3)	174 (2)
N41A—H42A⋯O12iii	0.77 (3)	2.11 (3)	2.882 (4)	177 (3)
O22—H22⋯O12iv	0.93 (5)	1.64 (5)	2.571 (3)	173 (4)

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