InChI=1/C24H26N2O4/c1-3-8-21(28)26-20(24(29)30-4-2)14-18-17-11-5-6-12-19(17)25-22(18)23(26)15-9-7-10-16(27)13-15/h5-7,9-13,20,23,25,27H,3-4,8,14H2,1-2H3/t20-,23-/m1/s1 F688E9D48CCE7A75