p. 2499 - 2503
(2014/05/06)2-(p-nitrobenzylidene)indan-1,3-dione
2-(4-methyl-benzylidene)-indan-1,3-dione
methyl 4-[(1,3-dioxo-1,3-dihydro-2H-inden-2-ylidene)methyl]benzoate
4-[(1,3-dioxo-1,3-dihydro-2H-inden-2-ylidene)methyl]benzonitrile
(E)-2-(4-(trifluoromethyl)benzylidene)-1H-indene-1,3(2H)-dione