has part has role is protonated form of independent continuant (R)-mevalonic acid mevalonate mevalonic acid racemic mevalonic acid (+-)-mevalonic acid DL-mevalonic acid rac-3,5-dihydroxy-3-methylpentanoic acid rac-MVA rac-mevalonic acid (RS)-mevalonic acid (+-)-MVA rac-3,5-dihydroxy-3-methylpentanoic acid RS-mevalonic acid A racemate composed of equimolar amounts of (<i>R</i>)- and (<i>S</i>)-mevalonic acid. (+-)-3,5-dihydroxy-3-methylvaleric acid (3RS)-mevalonic acid (+-)-2,4-dideoxy-3-C-methylpentonic acid (S)-mevalonic acid racemate mouse metabolite human urinary metabolite