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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1A⋯O4i	0.90 (4)	2.03 (4)	2.896 (4)	161 (3)
N1—H1B⋯O1ii	0.82 (4)	2.47 (3)	2.751 (3)	101 (3)
N1—H1B⋯O12	0.82 (4)	2.01 (4)	2.814 (4)	168 (3)
N1—H1C⋯O11iii	0.99 (4)	1.92 (4)	2.870 (3)	161 (3)
N2—H2A⋯O4iii	0.82 (4)	2.07 (4)	2.801 (4)	149 (3)
N2—H2C⋯O5	0.97 (4)	2.16 (4)	2.927 (4)	135 (3)
N2—H2B⋯O6	0.84 (4)	2.20 (4)	2.889 (4)	139 (3)
N2—H2C⋯O3i	0.97 (4)	2.19 (4)	2.940 (3)	134 (3)
O2—H2D⋯O11iv	0.80 (4)	1.91 (4)	2.688 (3)	164 (4)
O3—H3A⋯O1	0.86 (4)	1.77 (4)	2.569 (3)	153 (4)
O8—H8A⋯O13v	0.87 (5)	1.76 (5)	2.598 (4)	160 (4)
O9—H9A⋯O7	0.86 (5)	1.96 (4)	2.678 (3)	141 (4)
O9—H9A⋯O6vi	0.86 (5)	2.38 (4)	2.872 (3)	117 (3)
O13—H13A⋯O10vii	0.83 (8)	1.93 (8)	2.759 (4)	176 (7)
O13—H13B⋯O6	0.89 (7)	2.39 (7)	3.064 (4)	132 (6)
C2—H2⋯O5viii	0.93	2.54	3.452 (4)	168
C6—H6⋯O12	0.93	2.48	3.210 (3)	136
C12—H12⋯O9ix	0.93	2.55	3.428 (4)	158
C16—H16⋯Cgx	0.93	2.85	3.727 (3)	157

Symmetry codes: (i) ; (ii) ; (iii) ; (iv) ; (v) ; (vi) ; (vii) ; (viii) ; (ix) ; (x) . Cg is the centroid of the C8–C13 ring.