InChI=1/C19H22N4O4/c1-12-8-9-13-5-3-7-15(16(13)20-12)22-18(25)17(24)21-14-6-4-10-23(11-14)19(26)27-2/h3,5,7-9,14H,4,6,10-11H2,1-2H3,(H,21,24)(H,22,25)/t14-/m1/s1/f/h21-22H 88FA5D8781C81969