title: Photochemical transformations of 6-amino-penicillanic acid and phenoxymethylpenicillin.
mesh_terms: D000143:Acids; D002854:Chromatography, Paper; D002855:Chromatography, Thin Layer; D009682:Magnetic Resonance Spectroscopy; D010396:Penicillamine; D010404:Penicillin V; D010405:Penicillinase / Q000378:metabolism; D013053:Spectrophotometry; D013057:Spectrum Analysis; D014466:Ultraviolet Rays
chemical_list: D000143:Acids; D010405:Penicillinase; D010396:Penicillamine; D010404:Penicillin V