Table 2. Hydrogen-bond geometry (Å, °) for form 2 .

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
N1—H1A⋯O1i	0.87 (2)	2.00 (2)	2.8683 (18)	178.1 (18)

Symmetry code: (i) .