InChI=1/C18H21N5O2/c1-20-15-14(16(24)21(2)18(20)25)23-11-6-10-22(17(23)19-15)12-9-13-7-4-3-5-8-13/h3-5,7-8H,6,9-12H2,1-2H3 B1B9172DE651CFD7