a ganglioside Ac-O-9-GT3 + UDP-N-acetyl-alpha-D-galactosamine => a ganglioside Ac-O-9-GT2 + UDP + H(+)
a ganglioside ac-o-9-gt3 + udp-n-acetyl-alpha-d-galactosamine => a ganglioside ac-o-9-gt2 + udp + h(+)
a ganglioside Ac-O-9-GT3 + UDP-N-acetyl-alpha-D-galactosamine => a ganglioside Ac-O-9-GT2 + UDP + H(+)
a ganglioside ac-o-9-gt3 + udp-n-acetyl-alpha-d-galactosamine => a ganglioside ac-o-9-gt2 + udp + h(+)