title: Structure-related variation in epimer ratio and solvent content of bacampicillin hydrochloride.
mesh_terms: D000667:Ampicillin / Q000031:analogs & derivatives* / Q000032:analysis; D007536:Isomerism; D012997:Solvents; D013329:Structure-Activity Relationship
chemical_list: D012997:Solvents; D000667:Ampicillin; C011674:bacampicillin