InChI=1S/C23H25NO5/c1-11(2)8-9-13-19-17(20(26)12-6-5-7-15(25)18(12)24-19)21(27)14-10-16(23(3,4)28)29-22(13)14/h5-8,16,25,27-28H,9-10H2,1-4H3,(H,24,26)