Synonyms: S(-)-CARBIDOPA;a-hydrazino-a-methyl-b-(3,4-dihydroxyphenyl)propionic acid;3-(3,4-dihydroxyphenyl)-2-hydrazinyl-2-methylpropanoic acid;14585-65-0;Spectrum_001314;AC1L1DYH;Spectrum2_001115;Spectrum3_001517;Spectrum4_000603;Spectrum5_001039;38821-49-7;AC1Q5SM6;BSPBio_003193;KBioGR_001126;KBioSS_001794;DivK1c_000168;SPECTRUM1502150;SPBio_001250;HMS500I10;KBio1_000168;KBio2_001794;KBio2_004362;KBio2_006930;KBio3_002693;MolPort-003-666-414;NINDS_000168;HMS2092D16;adjunct to levodopa in parkinsonism;NSC92521;AR-1H6687;BBL011329;CCG-40066;MK 846;NSC-92521;STL146415;AKOS005721170;IDI1_000168;NCGC00015185-02;NCGC00015185-03;NCGC00095918-01;NCGC00095918-02;LS-187694;I01-2055;3-(3,4-dihydroxyphenyl)-2-hydrazinyl-2-methyl-propanoic acid;Benzenepropanoic acid,4-dihydroxy-.alpha.-methyl-, (.+-.)-;Hydrocinnamic acid, .alpha.-hydrazino-3,4-dihydroxy-.alpha.-methyl-, L-;S(-)-alpha-Hydrazino-3,4-dihydroxy- alpha-methylbenzenepropanoic acid;Benzenepropanoic acid, .alpha.-hydrazino-3,4-dihydroxy-.alpha.-methyl-, (S)-