InChI=1/C21H21N3O4S/c1-29-15-5-2-13(3-6-15)14-4-7-17-16(10-14)21(28)24-9-8-23(19(26)12-25)11-18(24)20(27)22-17/h2-7,10,18,25H,8-9,11-12H2,1H3,(H,22,27)/t18-/m1/s1/f/h22H 23D8AEB5AA29B05B