InChI=1/C26H34N2O4/c1-16-8-9-17(2)22(18(16)3)32-15-21(29)14-28-23(30)26(7,27-24(28)31)20-12-10-19(11-13-20)25(4,5)6/h8-13,21,29H,14-15H2,1-7H3,(H,27,31)/t21-,26+/m0/s1/f/h27H 0D3E182373D53D27