InChI=1S/C26H35NO5S/c1-4-5-6-7-23(28)19-8-10-20(11-9-19)27-21(12-15-25(27)29)16-31-17-22-13-14-24(33-22)26(30)32-18(2)3/h8-11,13-14,18,21,23,28H,4-7,12,15-17H2,1-3H3/t21-,23+/m1/s1