Table 4.

Hydrogen-bond geometry with selected bond lengths (Å) and bond angles (°).

D—H···A	d(D—H)	d(H···A)	d(D···A)	∠ (D—H···A)
O1—H1O···N1	0.87 (6)	1.84 (6)	2.581 (4)	142 (6)
N2—H2N···O4 i	0.85 (7)	2.00 (7)	2.808 (4)	160 (6)
C7—H7···O4 i	0.95	2.47	3.250 (5)	139
C19—H19A···O2 ii	0.98	2.57	3.259 (6)	127
O4—H4O···O3	0.81 (5)	1.89 (5)	2.696 (4)	174 (6)
O4—H4P···O1 iii	0.84 (5)	2.19 (6)	2.967 (4)	154 (6)
O4—H4P···O2 iii	0.84 (5)	2.42 (6)	3.025 (4)	130 (6)

Symmetry codes: (i) x + 1, y, z; (ii) x, −y + 1, z−1/2; (iii) x, y, z + 1.