label: an alpha-Neu5Ac-(2->3)-beta-D-Gal-(1->3)-[alpha-L-Fuc-(1->4)]-beta-D-GlcNAc derivative + GDP + H(+) => an alpha-Neu5Ac-(2->3)-beta-D-Gal-(1->3)-D-GlcNAc derivative + GDP-beta-L-fucose
label_lc: an alpha-neu5ac-(2->3)-beta-d-gal-(1->3)-[alpha-l-fuc-(1->4)]-beta-d-glcnac derivative + gdp + h(+) => an alpha-neu5ac-(2->3)-beta-d-gal-(1->3)-d-glcnac derivative + gdp-beta-l-fucose