InChI=1S/C18H26N2O5/c1-3-13(4-2)19-14-9-12(17(24)25)5-6-15(14)20-16(23)7-8-18(20,10-21)11-22/h5-6,9,13,19,21-22H,3-4,7-8,10-11H2,1-2H3,(H,24,25)