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

Cg3 is the centroid of the C9–C14 ring.

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N4—H2N4⋯O1i	0.845 (19)	2.278 (19)	3.0238 (18)	147.4 (17)
N4—H1N4⋯S1ii	0.839 (19)	2.603 (19)	3.4090 (13)	161.6 (18)
C14—H14A⋯S1iii	0.93	2.82	3.7033 (14)	158
C1—H1A⋯Cg3iv	0.93	2.60	3.5005 (15)	162

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