InChI=1/C24H28N2O7/c1-15(2)12-19(23(29)26-20-13-22(28)33-24(20)30)25-21(27)14-31-16-8-10-18(11-9-16)32-17-6-4-3-5-7-17/h3-11,15,19-20,24,30H,12-14H2,1-2H3,(H,25,27)(H,26,29)/t19-,20-,24+/m0/s1/f/h25-26H 1A88478CB2ABE362