data_2200467 _journal_name_full 'Acta Crystallographica, Section E' _journal_year 2001 _journal_volume 57 _journal_page_first o672 _journal_page_last o674 _publ_section_title ; 1,2:4,5-Di-O-isopropylidene-\b-D-erythro-hexo-2,3-diulo-2,6-pyranose ; loop_ _publ_author_name "Mari\'an \