Table 2. Experimental details.

Crystal data
Chemical formula	C31H27N4O
M r	471.56
Crystal system, space group	Monoclinic, P21/c
Temperature (K)	123
a, b, c ()	18.5666(8), 20.2009(9), 6.7749(2)
()	92.743(3)
V (3)	2538.10(17)
Z	4
Radiation type	Mo K
(mm1)	0.08
Crystal size (mm)	0.34 0.12 0.08
Data collection
Diffractometer	Nonius KappaCCD
Absorption correction	Multi-scan (Blessing, 1995 ▸)
T min, T max	0.883, 1.078
No. of measured, independent and observed [I > 2(I)] reflections	35758, 6691, 3221
R int	0.118
(sin /)max (1)	0.685
Refinement
R[F 2 > 2(F 2)], wR(F 2), S	0.049, 0.122, 0.89
No. of reflections	6691
No. of parameters	329
H-atom treatment	H-atom parameters constrained
max, min (e 3)	0.19, 0.23

Computer programs: DENZO and SCALEPACK (Otwinowski Minor, 1997 ▸), SHELXS97 (Sheldrick, 2008 ▸), SHELXL97 (Sheldrick, 2015 ▸) and OLEX2 (Dolomanov et al., 2009 ▸).