InChI=1/C20H27N3O5S/c1-4-28-19(25)17-15(12-21-11-5-6-16(24)27-2)22-20(26)23-18(17)13-7-9-14(29-3)10-8-13/h7-10,18,21H,4-6,11-12H2,1-3H3,(H2,22,23,26)/t18-/m0/s1/f/h22-23H 6F46BBF433B732B9