78962-39-7 M 6-O-MM Methyl 6-O-alpha-D-mannopyranosyl-alpha-D-Mannopyranoside Methyl 6-O-mannopyranosylmannopyranoside Methyl alpha-D-mannopyranosyl-(1-6)-alpha-D-mannopyranoside alpha-D-Mannopyranoside, methyl 6-O-alpha-D-mannopyranosyl-