InChI=1S/C27H41NO4S/c1-16-5-8-23-17(2)25-24(28(23)15-16)14-22-20-7-6-18-13-19(32-33(29,30)31)9-11-26(18,3)21(20)10-12-27(22,25)4/h6,16,19-25H,2,5,7-15H2,1,3-4H3,(H,29,30,31)