CAS No 142078-77-1 , Card-20(22)-enolide,3-[[2,6-dideoxy-4-O-[2,6-dideoxy-4-O-[3-[[2-[[2-[5-(iodo-125I)-1H-imidazol-4-yl]ethyl]amino]-2-oxoethoxy]imino]-1-[2-[[2-[[2-[5-(iodo-125I)-1H-imidazol-4-yl]ethyl]amino]-2-oxoethoxy]imino]-1-methylethoxy]propyl]-b-D-ribo-hexopyranosyl]-b-D-ribo-hexopyranosyl]oxy]-12,14-dihydroxy-,(3b,5b,12b)- (9CI)