label: N-acetyl-alpha-neuraminosyl-(2->3)-beta-D-galactosyl-(1->3)-N-acetyl-beta-D-glucosaminyl-(1->3)-beta-D-galactosyl-(1->4)-beta-D-glucosyl-(1<->1')-N-acyl-sphing-4-enine + GDP-beta-L-fucose = N-acetyl-alpha-neuraminosyl-(2->3)-beta-D-galactosyl-(1->3)-alpha-L-fucosyl-(1->4)-[N-acetyl-beta-D-glucosaminyl-(1->3)]-beta-D-galactosyl-(1->4)-beta-D-glucosyl-(1<->1')-N-acyl-sphing-4-enine + GDP + H(+)
label_lc: n-acetyl-alpha-neuraminosyl-(2->3)-beta-d-galactosyl-(1->3)-n-acetyl-beta-d-glucosaminyl-(1->3)-beta-d-galactosyl-(1->4)-beta-d-glucosyl-(1<->1')-n-acyl-sphing-4-enine + gdp-beta-l-fucose = n-acetyl-alpha-neuraminosyl-(2->3)-beta-d-galactosyl-(1->3)-alpha-l-fucosyl-(1->4)-[n-acetyl-beta-d-glucosaminyl-(1->3)]-beta-d-galactosyl-(1->4)-beta-d-glucosyl-(1<->1')-n-acyl-sphing-4-enine + gdp + h(+)