InChI=1/C19H25N5O4/c20-16(25)15(17(21)26)22-19(28)23-8-6-13(7-9-23)18(27)24-10-5-12-3-1-2-4-14(12)11-24/h1-4,13,15H,5-11H2,(H2,20,25)(H2,21,26)(H,22,28)/f/h22H,20-21H2 648090C4B6A25016