label: methyl 8-{[alpha-L-fucosyl-(1->2)-beta-D-galactosyl-(1->4)-N-acetyl-beta-D-glucosaminyl]oxy}nonanoate + GDP-beta-L-fucose = methyl 8-{[alpha-L-Fuc-(1->2)-beta-D-Gal-(1->4)-[alpha-L-Fuc-(1->3)]-beta-D-GlcNAc]oxy}nonanoate + GDP + H(+)
label_lc: methyl 8-{[alpha-l-fucosyl-(1->2)-beta-d-galactosyl-(1->4)-n-acetyl-beta-d-glucosaminyl]oxy}nonanoate + gdp-beta-l-fucose = methyl 8-{[alpha-l-fuc-(1->2)-beta-d-gal-(1->4)-[alpha-l-fuc-(1->3)]-beta-d-glcnac]oxy}nonanoate + gdp + h(+)