Table 3. Experimental details.

Crystal data
Chemical formula	C24H14F2N2O2
M r	400.37
Crystal system, space group	Monoclinic, P21/c
Temperature (K)	296
a, b, c (Å)	13.767 (8), 16.914 (11), 8.447 (5)
β (°)	104.423 (13)
V (Å3)	1904.9 (19)
Z	4
Radiation type	Mo Kα
μ (mm−1)	0.10
Crystal size (mm)	0.3 × 0.2 × 0.1
Data collection
Diffractometer	Bruker APEXII CCD
Absorption correction	Multi-scan (SADABS; Krause et al., 2015 ▸)
Tmin, Tmax	0.617, 0.746
No. of measured, independent and observed [I > 2σ(I)] reflections	10872, 3740, 1446
R int	0.110
(sin θ/λ)max (Å−1)	0.617
Refinement
R[F2 > 2σ(F2)], wR(F2), S	0.076, 0.151, 0.91
No. of reflections	3740
No. of parameters	272
H-atom treatment	H-atom parameters constrained
Δρmax, Δρmin (e Å−3)	0.20, −0.19

Computer programs: APEX2 and SAINT (Bruker, 2008 ▸), SHELXT2018/2 (Sheldrick, 2015a ▸), SHELXL2019/3 (Sheldrick, 2015b ▸) and OLEX2 (Dolomanov et al., 2009 ▸).