InChI=1/C19H21N5O4/c25-15(9-12-10-20-14-6-2-1-5-13(12)14)22-23-16(26)11-24-17(27)19(21-18(24)28)7-3-4-8-19/h1-2,5-6,10,20H,3-4,7-9,11H2,(H,21,28)(H,22,25)(H,23,26)/f/h21-23H	D5807555CC3A6ECD