preferred_name: 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 + CMP-N-acetyl-beta-neuraminate = N-acetyl-alpha-neuraminosyl-(2->3)-beta-D-galactosyl-(1->3)-[N-acetyl-alpha-neuraminosyl-(2->6)]-N-acetyl-beta-D-glucosaminyl-(1->3)-beta-D-galactosyl-(1->4)-beta-D-glucosyl-(1<->1')-N-acyl-sphing-4-enine + CMP + H(+)
preferred_name_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 + cmp-n-acetyl-beta-neuraminate = n-acetyl-alpha-neuraminosyl-(2->3)-beta-d-galactosyl-(1->3)-[n-acetyl-alpha-neuraminosyl-(2->6)]-n-acetyl-beta-d-glucosaminyl-(1->3)-beta-d-galactosyl-(1->4)-beta-d-glucosyl-(1<->1')-n-acyl-sphing-4-enine + cmp + h(+)
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 + CMP-N-acetyl-beta-neuraminate = N-acetyl-alpha-neuraminosyl-(2->3)-beta-D-galactosyl-(1->3)-[N-acetyl-alpha-neuraminosyl-(2->6)]-N-acetyl-beta-D-glucosaminyl-(1->3)-beta-D-galactosyl-(1->4)-beta-D-glucosyl-(1<->1')-N-acyl-sphing-4-enine + CMP + 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 + cmp-n-acetyl-beta-neuraminate = n-acetyl-alpha-neuraminosyl-(2->3)-beta-d-galactosyl-(1->3)-[n-acetyl-alpha-neuraminosyl-(2->6)]-n-acetyl-beta-d-glucosaminyl-(1->3)-beta-d-galactosyl-(1->4)-beta-d-glucosyl-(1<->1')-n-acyl-sphing-4-enine + cmp + h(+)