InChI=1S/C22H22ClNO6/c1-3-29-21(27)17(10-13-7-5-4-6-8-13)24-20(26)15-11-16(23)14-9-12(2)30-22(28)18(14)19(15)25/h4-8,11-12,17,25H,3,9-10H2,1-2H3,(H,24,26)