C19H19ClN4OS	F(000) = 1616
Mr = 386.89	Dx = 1.360 Mg m−3
Monoclinic, C2/c	Mo Kα radiation, λ = 0.71073 Å
Hall symbol: -C 2yc	Cell parameters from 6659 reflections
a = 29.023 (10) Å	θ = 1.5–27.9°
b = 7.561 (2) Å	µ = 0.33 mm−1
c = 18.286 (6) Å	T = 113 K
β = 109.606 (6)°	Prism, colourless
V = 3780 (2) Å3	0.20 × 0.18 × 0.12 mm
Z = 8