InChI=1S/C19H22ClNO4/c1-13(21-11-18(22)15-3-2-4-16(20)10-15)9-14-5-7-17(8-6-14)25-12-19(23)24/h2-8,10,13,18,21-22H,9,11-12H2,1H3,(H,23,24)