3-Hydroxy Pravastatin

(3R,5R)-3,5-Dihydroxy-7-[(1S,2S,6S,8S,8aR)-6-hydroxy-8-[[(2S,3R)-3-hydroxy-2-methylbutanoyl]oxy]2-methyl1,2,6,7,8,8a-hexahydronaphthalen-1-yl]heptanoic Acid