InChI=1/C22H24N2O5/c1-15-20(29-19-10-6-5-9-18(19)27-15)21(25)24-13-11-16(12-14-24)23-22(26)28-17-7-3-2-4-8-17/h2-10,15-16,20H,11-14H2,1H3,(H,23,26)/t15-,20+/m1/s1/f/h23H 04202CB18BD41D0A