sodium (R)-[(3-methoxy-1-methyl-3-oxoprop-1-enyl)amino]phenylacetate;D-(-)-Phenylglycene Dane Salt (NA,M);SODIUM (R)-N-(3-METHOXY-1-METHYL-3-OXOPROP-1-ENYL)-2-PHENYLGLYCINATE;[2R,(-)]-α-(2-Methoxycarbonyl-1-methylvinylamino)-α-phenylacetic acid sodium sa