InChI=1/C15H18ClNO4/c1-2-5-15(14(20)21)6-7-17(9-15)13(19)11-4-3-10(16)8-12(11)18/h3-4,8,18H,2,5-7,9H2,1H3,(H,20,21)/p-1/t15-/m0/s1/fC15H17ClNO4/q-1 3E9BC5814C045950