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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N11—H11⋯O6i	0.90 (2)	2.01 (2)	2.866 (2)	158 (2)

Symmetry code: (i) .