InChI=1/C15H15ClN2O4S/c1-2-22-11-5-3-10(4-6-11)18-15(19)13-9-12(23(17,20)21)7-8-14(13)16/h3-9H,2H2,1H3,(H,18,19)(H2,17,20,21)/f/h18H,17H2 9A33B74CBD5152DA