InChI=1/C18H20ClNO3/c1-10(2)20-8-14-16-13(7-15(19)17(14)22-9-20)11-5-3-4-6-12(11)18(21)23-16/h7,10H,3-6,8-9H2,1-2H3/p+1/fC18H21ClNO3/h20H/q+1 1BCC30687EB257C9