label: a neolactoside IV(4)-beta-GalNAc-IV(3)-alpha-NeuGc-nLc4Cer + UDP + H(+) => a neolactoside IV(3)-alpha-NeuGc-nLc4Cer + UDP-N-acetyl-alpha-D-galactosamine
label_lc: a neolactoside iv(4)-beta-galnac-iv(3)-alpha-neugc-nlc4cer + udp + h(+) => a neolactoside iv(3)-alpha-neugc-nlc4cer + udp-n-acetyl-alpha-d-galactosamine