InChI=1/C18H20ClNO3/c1-2-7-20-9-14-16-13(8-15(19)17(14)22-10-20)11-5-3-4-6-12(11)18(21)23-16/h8H,2-7,9-10H2,1H3/p+1/fC18H21ClNO3/h20H/q+1 D9AD3243F522006E