InChI=1/C18H17ClN2O3/c1-20-10-16(12-2-6-14(19)7-3-12)17(11-20)18(22)13-4-8-15(9-5-13)21(23)24/h2-9,16-17H,10-11H2,1H3/p+1/t16-,17-/m1/s1/fC18H18ClN2O3/h20H/q+1 FE2E463E1A0E4CFD