3beta-Azidocholyl-2-iodohistamine 92921-04-5 AZCH Cholan-24-amide, 3-azido-7,12-dihydroxy-N-(2-(2-(iodo-125I)-1H-imidazol-4-yl)ethyl)-, (3beta,5beta,7alpha,12alpha)- Iodo-3beta-azidocholylhistamine