| C18H21N3O3 | F(000) = 1392 |
| Mr = 327.37 | Dx = 1.295 Mg m−3 |
| Monoclinic, P21/n | Cu Kα radiation, λ = 1.5418 Å |
| a = 16.5464 (4) Å | Cell parameters from 9245 reflections |
| b = 9.2184 (2) Å | θ = 3.7–71.3° |
| c = 22.3975 (4) Å | µ = 0.73 mm−1 |
| β = 100.494 (2)° | T = 100 K |
| V = 3359.18 (13) Å3 | Prism (cut), light-yellow |
| Z = 8 | 0.25 × 0.16 × 0.06 mm |