label: a ganglioside GA1 (d18:1(4E)) + GDP-beta-L-fucose <=> a ganglioside Fuc-GA1 (d18:1(4E)) + GDP + H(+)
label_lc: a ganglioside ga1 (d18:1(4e)) + gdp-beta-l-fucose <=> a ganglioside fuc-ga1 (d18:1(4e)) + gdp + h(+)