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(2015/10/28)methyl-[O4,O6-((R)-ethylidene)-O2,O3-bis-(toluene-4-sulfonyl)-β-D-glucopyranoside]
methanol
sodium methylate
methyl-[O4,O6-((R)-ethylidene)-O3-nitro-β-D-glucopyranoside]
methyl-[O4,O6-((R)-ethylidene)-O2,O3-bis-(toluene-4-sulfonyl)-α-D-glucopyranoside]