InChI=1/C19H22N4O5/c1-10-8-21-14(11(2)16(10)28-4)9-22-18(25)19(26)23-13-7-12(17(20)24)5-6-15(13)27-3/h5-8H,9H2,1-4H3,(H2,20,24)(H,22,25)(H,23,26)/f/h22-23H,20H2 2C90AAA71594C32B