InChI=1/C18H24N4O3/c1-18(25)9-8-13-6-7-14(22(13)17(18)24)16(23)21-10-11-2-4-12(5-3-11)15(19)20/h2-5,13-14,25H,6-10H2,1H3,(H3,19,20)(H,21,23)/p+1/t13-,14-,18-/m0/s1/fC18H25N4O3/h21H,19-20H2/q+1 87BC74674FE61E60