methyl 4-oxo-5-phenylsulfanylpentanoate

5-benzoyl-1-(4-methoxyphenyl)pyrrolidin-2-one

non-4-ynoic acid

1-[(2R,4S,5R)-4-hydroxy-5-(hydroxymethyl)oxolan-2-yl]-5-(5-oxo-5-pyren-1-ylpent-1-ynyl)pyrimidine-2,4-dione

5-(iodomethylidene)oxolan-2-one