label: a ganglioside GM1b (d18:1(4E)) + CMP + H(+) => a ganglioside GA1 (d18:1(4E)) + CMP-N-acetyl-beta-neuraminate
label_lc: a ganglioside gm1b (d18:1(4e)) + cmp + h(+) => a ganglioside ga1 (d18:1(4e)) + cmp-n-acetyl-beta-neuraminate