3-[(5R,6S)-5,6-dihydroxy-1-cyclohexa-1,3-dienyl]propanoate 3-[(5R,6S)-5,6-dihydroxy-1-cyclohexa-1,3-dienyl]propionate c0424 cis-3-(3-Carboxyethyl)-3,5-cyclohexadiene-1,2-diol