4-chloro-1-methoxy-benzo[4,5]thieno[2,3-d]pyridazine

2,3-dimethoxy-6-methyl-7-nitroquinoxaline-5-carboxylic acid methyl ester

2,2,4-Trimethoxy-6-phenyl-2λ5-[1,3,5,2]triazaphosphinine

methyl o--methyl benzoate

1-p-Methoxyphenyl-5-cyano-2-imidazolidinone