4'-(3-Iodo-4-azidobenzene sulfonyl)cymarin 4-Iabsc 93422-88-9 Card-20(22)-enolide, 3-((4-O-((4-azido-3-iodophenyl)sulfonyl)-2,6-dideoxy-3-O-methyl-beta-D-ribo-hexopyranosyl)oxy)-5,14-dihydroxy-19-oxo-, (3beta,5beta)-