InChI=1/C18H21N7/c1-6-15-21-10(3)17(23-15)12-7-14(22-18(20)13(12)8-19)16-9(2)24-25(5)11(16)4/h7H,6H2,1-5H3,(H2,20,22)(H,21,23)/p+1/fC18H22N7/h21,23H,20H2/q+1 39167F28DEB2890F