InChI=1S/C23H25N3O3S/c1-23(2,3)19-10-12-21(13-11-19)30(28,29)25-15-17-6-8-18(9-7-17)22(27)26-20-5-4-14-24-16-20/h4-14,16,25H,15H2,1-3H3,(H,26,27)