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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C3—H3A⋯O1i	0.99	2.51	3.4594 (16)	161
C3—H3B⋯O3ii	0.99	2.37	3.3068 (16)	157
C9—H9⋯O1iii	0.95	2.80	3.5144 (16)	133
C10—H10⋯O2iii	1.00	2.72	3.4381 (16)	129

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