InChI=1/C18H20ClNO2/c1-12-15(19)8-5-9-16(12)22-18-14-7-4-3-6-13(14)11-21-17(18)10-20-2/h3-9,17-18,20H,10-11H2,1-2H3/p+1/t17-,18-/m0/s1/fC18H21ClNO2/h20H/q+1 33D003115AA49CF1