InChI=1/C21H27N3O4S/c1-16-9-11-23(12-10-16)15-18-5-3-17(4-6-18)14-22-20-8-7-19(29(2,27)28)13-21(20)24(25)26/h3-8,13,16,22H,9-12,14-15H2,1-2H3/p+1/fC21H28N3O4S/h23H/q+1 8E1D2EDA90169D4B