InChI=1/C23H28N2O4/c1-15-11-16(2)13-18(12-15)14-29-20-7-5-19(6-8-20)23(4)9-10-25(22(23)27)17(3)21(26)24-28/h5-8,11-13,17,28H,9-10,14H2,1-4H3,(H,24,26)/t17-,23+/m1/s1/f/h24H 9128E35855F8EF97