InChI=1/C20H23N3O7S/c1-13-6-4-5-9-20(13)18(26)22(19(27)21-20)12-16(24)30-11-10-23-17(25)14-7-2-3-8-15(14)31(23,28)29/h2-3,7-8,13H,4-6,9-12H2,1H3,(H,21,27)/t13-,20+/m0/s1/f/h21H C43EEFE1150A5B50