InChI=1/C18H23N5O2/c19-13-16-7-4-9-22(16)17(24)14-20-8-10-21-11-12-23(18(21)25)15-5-2-1-3-6-15/h1-3,5-6,16,20H,4,7-12,14H2/t16-/m1/s1 F5413F53623D8746