Figure 1.
Tetrahydro-2-methoxy-5-(tetrahydro-2H-pyran-2-yloxy)-2H-pyran (A), methyl β-D-glucopyra-nosyl-(1→4)-β-D-glucopyranoside (B), and methyl α-D-glucopyranosyl-(1→4)-α-D-glucopyranoside (C).
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