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

Cg1 is the centroid of the C21–C26 ring.

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1⋯S1i	0.87 (1)	2.59 (2)	3.387 (2)	153 (2)
N4—H4⋯S2i	0.88 (1)	2.64 (2)	3.367 (2)	140 (2)
N7—H7⋯S3ii	0.87 (1)	2.65 (2)	3.397 (2)	144 (2)
C3—H3b⋯S1iii	0.99	2.83	3.8213 (17)	175
C22—H22⋯S2iv	0.95	2.87	3.7867 (17)	163
C29—H29b⋯S3v	0.99	2.86	3.8007 (17)	160
C10—H10⋯Cg1vi	0.95	2.64	3.5665 (18)	164

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