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. 2021 Feb 12;77(Pt 3):242–246. doi: 10.1107/S2056989021001353
C20H19N3O2 F(000) = 704
Mr = 333.38 Dx = 1.302 Mg m3
Monoclinic, P21/c Cu Kα radiation, λ = 1.54178 Å
a = 13.8467 (3) Å Cell parameters from 9755 reflections
b = 15.8409 (3) Å θ = 3.3–74.5°
c = 8.0225 (2) Å µ = 0.69 mm1
β = 104.814 (1)° T = 150 K
V = 1701.20 (7) Å3 Column, colourless
Z = 4 0.19 × 0.11 × 0.07 mm