InChI=1/C18H19N3O/c1-12-7-8-14(9-13(12)2)10-17-19-18(21-20-17)15-5-4-6-16(11-15)22-3/h4-9,11H,10H2,1-3H3,(H,19,20,21)/f/h21H 817D35553540B0CA