InChI=1/C18H20ClN3O5S/c1-18(2,3)20-17(23)12-21(13-7-5-4-6-8-13)28(26,27)14-9-10-15(19)16(11-14)22(24)25/h4-11H,12H2,1-3H3,(H,20,23)/f/h20H 546E3504A3BA32CB