InChI=1/C16H15ClN2O2/c1-8-11(4-3-10(7-18)14(8)17)13-9(2)15-12(20)5-6-19(15)16(13)21/h3-4,12,15,20H,5-6H2,1-2H3/t12-,15+/m0/s1 FE40E4F63EFDD394