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

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
C7—H7⋯F1	0.95	2.23	3.111 (3)	154
C7—H7⋯F4	0.95	2.39	3.230 (3)	147
C8—H8⋯F1i	0.95	2.50	3.163 (3)	127
C8—H8⋯F2i	0.95	2.50	3.446 (3)	176
C9—H9⋯F2ii	0.95	2.52	3.240 (3)	133

Symmetry codes: (i) ; (ii) .