InChI=1/C23H28N2O6/c1-14(2)11-18(22(28)25-19-13-21(27)31-23(19)29)24-20(26)9-10-30-17-8-7-15-5-3-4-6-16(15)12-17/h3-8,12,14,18-19,23,29H,9-11,13H2,1-2H3,(H,24,26)(H,25,28)/t18-,19-,23-/m0/s1/f/h24-25H 50CAC1C9E2974DF9