InChI=1/C18H24N4O2/c1-21(2)13-6-12-19-17(23)11-14-22-18(24)10-9-16(20-22)15-7-4-3-5-8-15/h3-5,7-10H,6,11-14H2,1-2H3,(H,19,23)/p+1/fC18H25N4O2/h19,21H/q+1 D92EFCE26AEA7C1F