InChI=1S/C20H25N3O10S/c24-16(25)8-7-14(20(30)31)22-18(28)12-3-5-13(6-4-12)34(32,33)23-11-1-2-15(23)19(29)21-10-9-17(26)27/h3-6,14-15H,1-2,7-11H2,(H,21,29)(H,22,28)(H,24,25)(H,26,27)(H,30,31)/t14-,15+/m0/s1