Carbidopa monohydrate38821-49-7100 % similar Carbidopa28860-95-993 % similar (-)-3-(3,4-Dihydroxyphenyl)-2-methyl-L-alanine sesquihydrate41372-08-168 % similar (±)-Methyldopa55-40-362 % similar (±)-Methyldopa555-29-362 % similar Methyldopa555-30-662 % similar (αS)-α-Hydrazinyl-3,4-dimethoxy-α-methylbenzenepropanoic acid28860-96-061 % similar N-(Aminocarbonyl)-3-methoxy-O,α-dimethyl-L-tyrosine28861-00-942 % similar α-Methyl-P-tyrosine658-48-040 % similar Metyrosine672-87-740 % similar 1-(3,4-Dihydroxyphenyl)-2-propanone2503-44-839 % similar 2-Amino-3-(3,4-dimethoxyphenyl)-2-methylpropanoic acid10128-06-039 % similar Dihydrocaffeic acid1078-61-138 % similar D-Dopa5796-17-838 % similar Dopa59-92-738 % similar Dl-dopa63-84-338 % similar Dl-α-methylphenylalanine1132-26-937 % similar α-Methyl-D-phenylalanine17350-84-437 % similar Salvianic acid A76822-21-436 % similar 4-Ethyl-1,2-benzenediol1124-39-635 % similar