InChI=1/C17H18N2O6/c20-12-4-2-10(8-14(12)22)16(24)18-6-1-7-19-17(25)11-3-5-13(21)15(23)9-11/h2-5,8-9,20-23H,1,6-7H2,(H,18,24)(H,19,25)/f/h18-19H 20D74C61DCC9A0A7