Crystal structure of 4-(3,4-dimethyl-phenyl)-2-methyl-5-oxo-1,4,5,6,7,8-hexahydro-quinoline-3-carboxylic acid ethyl ester, C21H25NO3

C21H25NO3, triclinic, P1̅ (no. 2), a = 7.336(4) Å, b = 10.825(4) Å, c = 12.322(3) Å, α = 70.940(18)°, β = 75.965(19)°, γ = 82.483(19)°, V = 895.8(6) Å3, Z = 2, R gt(F) = 0.0736, wR ref(F 2) = 0.1827, T = 296 K.