InChI=1/C18H23N3O2/c1-21(2)13-14-7-6-10-16(11-14)20-18(23)19-12-17(22)15-8-4-3-5-9-15/h3-11,17,22H,12-13H2,1-2H3,(H2,19,20,23)/p+1/t17-/m1/s1/fC18H24N3O2/h19-21H/q+1 5736163BA0E5A185