InChI=1/C18H21N5O/c1-11(2)21-17(19)23-18(20)22-16-12-7-3-5-9-14(12)24-15-10-6-4-8-13(15)16/h3-11,16H,1-2H3,(H5,19,20,21,22,23)/p+1/fC18H22N5O/h19,21-23H,20H2/q+1 FE5BEE53121FFDD0