(3S,4S,5R,6S)-6-(4-chloro-3-(4-ethoxybenzyl)phenyl)-3,4,5-trihydroxy-2-(hydroxymethyl)-6-methoxytetrahydro-2H-pyran-2-carbaldehyde compound with (3S,4R,5S,8S)-3-(4-chloro-3-(4-ethoxybenzyl)phenyl)-1-(hydroxymethyl)-3-methoxy-2,6-dioxabicyclo[3.2.1]octane-4,7,8-triol;