InChI=1S/C23H29N3O2S.2C4H4O4/c1-18(28)19-7-8-23-21(17-19)26(20-5-2-3-6-22(20)29-23)10-4-9-24-11-13-25(14-12-24)15-16-27;2*5-3(6)1-2-4(7)8/h2-3,5-8,17,27H,4,9-16H2,1H3;2*1-2H,(H,5,6)(H,7,8)/b;2*2-1-