title: Studies on beta-lactams.
mesh_terms: D000577:Amides / Q000138:chemical synthesis*; D000814:Aniline Compounds; D055598:Chemical Phenomena; D002627:Chemistry, Physical; D004952:Esters; D006851:Hydrochloric Acid; D008314:Malonates; D009596:Nitrophenols
chemical_list: D000577:Amides; D000814:Aniline Compounds; D004952:Esters; D008314:Malonates; D009596:Nitrophenols; D006851:Hydrochloric Acid