(9,10-dihydroacridin-9-yl)-phophonic acid dimethyl ester

2,2-(dimethyl)-1-(2-(phenylamino)phenyl)-propan-1-one

2-[(2-(methylamino)-1,2-dioxoethyl)phenylamino]benzoic acid methyl ester

1,2-Dihydro-2-[5'-(N-methylanilino)-2',4'-pentadienyliden]-3H-indol-3-on