1-(trichloromethylcarbonylamino)-1,2,3,4-tetrahydrobenz[a]naphthalene-7,10-dione

8-tert-butyl-1-(trichloromethylcarbonylamino)-1,2,3,4-tetrahydrobenz[a]naphthalene-7,10-dione

ethyl (E)-[5-(4-chlorophenyl)-6-oxo-3,4,5,6-tetrahydrophenanthridin-1(2H)-ylidene]acetate

ethyl (E)-2-[7-methoxy-3,4-dihydrodibenzo[b,d]furan-1(2H)-ylidene]acetate

ethyl (E)-8-(2-hydroxy-4-methoxyphenyl)oct-2-en-7-ynoate