63422-71-9

(2R)-2-[(4-ETHYL-2,3-DIOXOPIPERAZINYL)CARBONYLAMINO]-2-PHENYLACETIC ACID D-(-)-A-[[(4-ETHYL-2,3-DIOXO-1-PIPERAZINYL)CARBONYL]AMINO] BENZENEACETIC ACID D(-)-ALPHA-[[(4-ETHYL-2,3-DIOXO-1-PIPERAZINYL) CARBONYL]AMINO]-2-PHENYL ACETIC ACID EPCP (R)-2-(4-ETHYL-2,3-DIOXOPIPERAZINE-1-CARBOXAMIDO)-2-PHENYLACETIC ACID (R)-(-)-ALPHA-[[(4-ETHYL-2,3-DIOXO-1-PIPERAZINYL)CARBONYL]AMINO] BENZENEACETIC ACID -[(4-Ethyl-2,3-dioxo-1-piperazinyl)formamido]phenylaceticacid (2R)-2-[(4-ETHYL-2,3-DIOXOPIPERAZINYL)CARBONYLAMINO]-2-PHENYLACETIC ACID (EPCP) (R)-[[(4-ethyl-2,3-dioxopiperazin-1-yl)carbonyl]amino]phenylacetic acid (R)-(-)-A-(((4-ETHYL-2,3-DIOXO-1-PIPERAZ IN-YL)CARBONYL)AMINO)BENZENEACETIC ACID D(-)-ALPHA-[[(4-ETHYL-2,3-DIOXO-1-PIPERAZINYL) CARBONYL]AMINO]-2-PHENYL ACETIC ACID[INTERMEDIATES OF PIPERACILLIN] D(-)-a-[[(4-Ethyl-2,3-Dioxo-1-Piperazinyl)Carbonyl]Amino]-2-PhenylAceticAcid (R)-(-)-a-(((4-Ethyl-2,3-dioxo-1-piperazin-yl)carbonyl)am)benzeneaceticacid A-(((4-ETHYL-2,3-DIOXO-1-PIPERAZIMYL)FORMAMIDO) PHENYLACETIC ACID (r)-(-)-α-[[(4-ethyl-2,3-dioxo-1-piperazinyl)carbonyl]amino]benzeneacetic acid D(-)-2-[[(4-ETHYL-2,3-DIOXOPIPERAZINYL)CARBONYL]AMINO]-2-PHENYL ACETIC ACID α-(((4-Ethyl-2,3-dioxo-1-piperazinyl)carbonyl)amino)benzeneacetic acid 2R-2((4-Ethyl-2,3-dioxypiperazyl)formamide)phenyl acetic acid Phenazine 5-oxide penicilline precursor (2R)-2-[(4-Ethyl-2,3-dioxopiperazine-1-carbonyl)amino]-2-phenylacetic acid