InChI=1/C20H17ClN2O3S/c1-3-25-19-14(18(24)13-8-11(2)4-7-16(13)26-19)10-22-20-23-15-6-5-12(21)9-17(15)27-20/h4-10,19H,3H2,1-2H3,(H,22,23)/b14-10+/t19-/m1/s1/f/h22H 8CF4306B215ACE74