InChI=1/C18H19N5O4/c1-10-5-6-12(17(24)22-27-4)7-14(10)21-16-15-11(2)13(18(25)26-3)8-23(15)20-9-19-16/h5-9H,1-4H3,(H,22,24)(H,19,20,21)/f/h21-22H ED7FA1152F350F76