InChI=1/C25H34N2O5/c1-31-15-13-26-21(17-19-9-5-3-6-10-19)23(28)24(29)22(18-20-11-7-4-8-12-20)27(25(26)30)14-16-32-2/h3-12,21-24,28-29H,13-18H2,1-2H3/t21-,22-,23+,24+/m1/s1 621886A207AC6D8D