(IV)	(V)
Crystal data
Chemical formula	C15H8ClN3O2	C17H15N3O3
M r	297.69	309.32
Crystal system, space group	Monoclinic, P21/c	Monoclinic, P21/c
a, b, c (Å)	16.7331 (12), 5.9676 (4), 13.681 (1)	11.1518 (5), 9.3143 (4), 14.2417 (6)
β (°)	112.820 (3)	98.655 (2)
V (Å3)	1259.21 (16)	1462.46 (11)
μ (mm−1)	0.31	0.10
Crystal size (mm)	0.25 × 0.14 × 0.11	0.19 × 0.11 × 0.07
Data collection
T min, T max	0.880, 0.967	0.960, 0.993
No. of measured, independent and observed [I > 2σ(I)] reflections	34775, 2891, 2413	33834, 3360, 3084
R int	0.056	0.036
(sin θ/λ)max (Å−1)	0.650	0.650
Refinement
R[F 2 > 2σ(F 2)], wR(F 2), S	0.034, 0.087, 1.12	0.042, 0.098, 1.07
No. of reflections	2891	3360
No. of parameters	190	213
H-atom treatment	H-atom parameters constrained	H atoms treated by a mixture of independent and constrained refinement
Δρmax, Δρmin (e Å−3)	0.37, −0.26	0.34, −0.22

Computer programs: APEX3 (Bruker, 2018 ▸), SAINT (Bruker, 2018 ▸), SHELXT2014 (Sheldrick, 2015a ▸), SHELXL2014 (Sheldrick, 2015b ▸) and PLATON (Spek, 2020 ▸).