The molecule is a hydroxy monocarboxylic acid anion that is the conjugate base of rosuvastatin, obtained by deprotonation of the carboxy group; major species at pH 7.3. It is a conjugate base of a rosuvastatin.
(E,3R,5S)-7-[4-(4-fluorophenyl)-2-[methyl(methylsulfonyl)amino]-6-propan-2-ylpyrimidin-5-yl]-3,5-dihydroxyhept-6-enoate