InChI=1/C19H20N2O/c1-19(2,3)13-9-7-12(8-10-13)17-14-5-4-6-16(14)21-18(22)15(17)11-20/h7-10H,4-6H2,1-3H3,(H,21,22)/f/h21H 9D6573B1DF6EDAC3