上游原料
ethyl acetate1-(3,5-dichlorophenyl)hydrazineethyl 2-[(E)-2-(3,5-dichlorophenyl)hydrazono]propanoateethyl 4,6-dichloro-1H-indole-2-carboxylateN-methyl-N-phenylacetamideethyl 4,6-dichloro-3-formyl-1H-indole-2-carboxylateN-phenyl-2-(triphenylphosphoranylidene)acetamideethyl 3-[(E)-3-anilino-3-oxo-1-propenyl]-4,6-dichloro-1H-indole-2-carboxylateethyl acetate1-(3,5-dichlorophenyl)hydrazineethyl 2-[(E)-2-(3,5-dichlorophenyl)hydrazono]propanoateethyl 4,6-dichloro-1H-indole-2-carboxylateN-methyl-N-phenylacetamideethyl 4,6-dichloro-3-formyl-1H-indole-2-carboxylateN-phenyl-2-(triphenylphosphoranylidene)acetamideethyl 3-[(E)-3-anilino-3-oxo-1-propenyl]-4,6-dichloro-1H-indole-2-carboxylate
