InChI=1S/C19H25N3O7S/c1-19(2)14(17(26)27)22-15(30-19)13(18(28)29-9-11(20)16(24)25)21-12(23)8-10-6-4-3-5-7-10/h3-7,11,13-15,22H,8-9,20H2,1-2H3,(H,21,23)(H,24,25)(H,26,27)/p-2/t11-,13-,14-,15+/m0/s1