InChI=1S/C19H24N2O5/c1-12(2)8-9-25-15-6-4-14(5-7-15)10-16-18(23)21-17(19(24)20-16)11-26-13(3)22/h4-8,16-17H,9-11H2,1-3H3,(H,20,24)(H,21,23)