InChI=1/C18H19N5O3/c1-10-4-13-5-14(6-19-17(13)22-10)26-18-16-12(3)15(25-8-11(2)24)7-23(16)21-9-20-18/h4-7,9,11,24H,8H2,1-3H3,(H,19,22)/t11-/m1/s1/f/h22H 9AF2C270F74BCCD4