InChI=1/C21H24N2O5/c1-14(2)21-12-22(17(24)15-6-4-8-27-15)10-20(3,19(21)26)11-23(13-21)18(25)16-7-5-9-28-16/h4-9,14H,10-13H2,1-3H3 D4E18CAE76494BEE