InChI=1/C18H21N5O/c1-3-23-16-13(7-6-10-19-16)18(24)21(2)14-8-9-15(20-17(14)23)22-11-4-5-12-22/h6-10H,3-5,11-12H2,1-2H3 1E0DBE0184B2EC09