InChI=1/C18H19N5O/c1-22-17(24)15-16(23-13-9-5-8-12(13)19-18(22)23)21-14(20-15)10-11-6-3-2-4-7-11/h2-4,6-7,12-13H,5,8-10H2,1H3,(H,20,21)/p+1/t12-,13+/m1/s1/fC18H20N5O/h19,21H/q+1 BDFD30146FE7E400