InChI=1/C26H26N2O4/c1-26(2,3)23(29)22-20-19(21-18-8-6-5-7-15(18)13-14-27(21)22)24(30)28(25(20)31)16-9-11-17(32-4)12-10-16/h5-14,19-22H,1-4H3/t19-,20+,21+,22-/m0/s1 1AA99228A20480AD