InChI=1/C18H21ClN2O3/c1-20-5-7-21(8-6-20)10-14-16(22)15(19)9-13-11-3-2-4-12(11)18(23)24-17(13)14/h9,22H,2-8,10H2,1H3/p+1/fC18H22ClN2O3/h20H/q+1 77D77FD7A30331CA