a ganglioside Ac-O-7-GD3 => a ganglioside Ac-O-8-GD3
a ganglioside ac-o-7-gd3 => a ganglioside ac-o-8-gd3
a ganglioside Ac-O-7-GD3 => a ganglioside Ac-O-8-GD3
a ganglioside ac-o-7-gd3 => a ganglioside ac-o-8-gd3