InChI=1/C19H25ClN2O4/c1-19(2,26-15-5-3-14(20)4-6-15)18(24)22-16-12-7-11(17(21)23)8-13(16)10-25-9-12/h3-6,11-13,16H,7-10H2,1-2H3,(H2,21,23)(H,22,24)/t11?,12-,13+,16?/f/h22H,21H2 DF1AEDC2FA92CDCE