006964: InChI=1.12Beta/C20H19ClN2O4/c1-3-26-19(24)22-17-13-7-5-6-8-14(13)18(23(22)20(25)27-4-2)16-11-12(21)9-10-15(16)17/h1-2H3,3-4H2,5-11H,17-18H/t17-,18+/m0/s1