(If)	(IIa)	(IIc)
Crystal data
Chemical formula	C24H19NO5	C23H16FNO2	C24H19NO3
M r	401.40	357.37	369.40
Crystal system, space group	Triclinic, P	Monoclinic, P21/c	Monoclinic, P21/n
a, b, c (Å)	11.8136 (7), 12.4987 (10), 13.5976 (11)	7.6021 (6), 20.4880 (13), 10.9319 (7)	4.9743 (2), 29.1957 (13), 12.4406 (6)
α, β, γ (°)	93.084 (3), 101.883 (2), 95.055 (2)	90, 96.986 (3), 90	90, 100.914 (2), 90
V (Å3)	1951.7 (3)	1690.0 (2)	1774.05 (14)
Z	4	4	4
μ (mm−1)	0.10	0.10	0.09
Crystal size (mm)	0.25 × 0.16 × 0.06	0.14 × 0.14 × 0.10	0.45 × 0.06 × 0.04
Data collection
T min, T max	0.957, 0.994	0.917, 0.990	0.948, 0.996
No. of measured, independent and observed [I > 2σ(I)] reflections	125792, 9691, 8134	3896, 3896, 2995	54500, 4142, 3643
R int	0.049	N/A	0.048
(sin θ/λ)max (Å−1)	0.667	0.652	0.653
Refinement
R[F 2 > 2σ(F 2)], wR(F 2), S	0.039, 0.106, 1.08	0.058, 0.134, 1.05	0.037, 0.095, 1.06
No. of reflections	9691	3896	4142
No. of parameters	547	245	254
No. of restraints	0	0	0
H-atom treatment	H atoms treated by a mixture of independent and constrained refinement	H-atom parameters constrained	H-atom parameters constrained
Δρmax, Δρmin (e Å−3)	0.38, −0.24	0.29, −0.28	0.27, −0.23