共 50 条
- [33] INVESTIGATIONS IN FIELD OF SEMISYNTHETIC PENICILLINS .7. 6-AMINOPENICILLAN DERIVATIVES OF 5-SUBSTITUTED AND 4,5-SUBSTITUTED BETA-(FURYL-2)-PROPIONIC ACIDS [J]. KHIMIKO-FARMATSEVTICHESKII ZHURNAL, 1974, 8 (09): : 3 - 7
- [39] INVESTIGATIONS IN FIELD OF SEMISYNTHETIC PENICILLINS .12. SOME NEW 6-AMINOPENICILLAN DERIVATIVES OF 5-SUBSTITUTED AND 4,5-SUBSTITUTED BETA-(TETRAHYDROFURYL-2) PROPIONIC ACIDS [J]. KHIMIKO-FARMATSEVTICHESKII ZHURNAL, 1977, 11 (09): : 42 - 45