(1aS,1bS,2S,5aR,6S,6aS)-1a-(Hydroxymethyl)-2-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)-1a,1b,2,5a,6,6a-hexahydrooxireno[2′,3′:4,5]cyclopenta[1,2-c]pyran-6-yl 4-hydroxy-3-methoxybenzoate