alpha-N-acetylneuraminyl-(2->8)-alpha-N-acetylneuraminyl-(2->3)-beta-D-galactoside(2-)
alpha-n-acetylneuraminyl-(2->8)-alpha-n-acetylneuraminyl-(2->3)-beta-d-galactoside(2-)
An <em>N</em>-acetylneuraminate obtained by deprotonation of the carboxy groups of any α-<em>N</em>-acetylneuraminyl-(2→8)-α-<em>N</em>-acetylneuraminyl-(2→3)-β-<small>D</small>-galactoside; major species at pH 7.3.