InChI=1S/C25H27NO5S/c1-3-24(19-7-5-4-6-8-19)25(20-9-13-22(14-10-20)30-18-17-26-2)21-11-15-23(16-12-21)31-32(27,28)29/h4-16,26H,3,17-18H2,1-2H3,(H,27,28,29)/p-1/b25-24+