C15H15N3O3·H2O	F(000) = 640
Mr = 303.32	Dx = 1.335 Mg m−3
Monoclinic, P21/n	Mo Kα radiation, λ = 0.71073 Å
Hall symbol: -P 2yn	Cell parameters from 2357 reflections
a = 4.9128 (6) Å	θ = 4.7–51.8°
b = 25.137 (4) Å	µ = 0.10 mm−1
c = 12.2950 (16) Å	T = 296 K
β = 96.513 (4)°	Block, colorless
V = 1508.6 (4) Å3	0.50 × 0.35 × 0.30 mm
Z = 4