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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N4—H4A⋯O1i	0.86	2.10	2.952 (6)	171
N6—H6A⋯O6′ii	0.86	2.02	2.852 (15)	162
N6—H6A⋯O6ii	0.86	2.13	2.955 (16)	162
N8—H8A⋯O1S	0.86	1.94	2.790 (5)	170
N10—H10A⋯O7′iii	0.86	2.04	2.896 (10)	176
N10—H10A⋯O8iii	0.86	2.01	2.787 (12)	150
O1S—H1S⋯O3iv	0.96	1.88	2.813 (6)	166
C7—H7B⋯O4i	0.94 (4)	2.34 (4)	3.202 (6)	152 (3)
C23—H23A⋯O2iv	0.97	2.40	3.318 (6)	158

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