InChI=1/C16H21ClN2O3/c1-10(2)15(21)18-12-5-7-19(8-6-12)16(22)13-9-11(17)3-4-14(13)20/h3-4,9-10,12,20H,5-8H2,1-2H3,(H,18,21)/f/h18H 5E07CFADFBED42F4