LIGA 20
Acetamide, N-[(1S,2R,3E)-1-[[[O-(N-acetyl-α-neuraminosyl)-(2→3)-O-[O-β-D-galactopyranosyl-(1→3)-2-(acetylamino)-2-deoxy-β-D-galactopyranosyl-(1→4)]-O-β-D-galactopyranosyl-(1→4)-β-D-glucopyranosyl]oxy]methyl]-2-hydroxy-3-heptadecen-1-yl]-2,2-dichloro-
Liga 20 is a semisynthetic GM1 ganglioside with N-dichloroacetylsphingosine; about ten times more potent than the natural GM2 in protecting neurons in culture against glutamate toxicity.