label: a ganglioside GM2 (d18:1(4E)) + H2O => a ganglioside GM3 (d18:1(4E)) + N-acetyl-beta-D-galactosamine
label_lc: a ganglioside gm2 (d18:1(4e)) + h2o => a ganglioside gm3 (d18:1(4e)) + n-acetyl-beta-d-galactosamine