(1E)-2-diazonio-3-({9-[(6R,7R)-2,7-dihydroxy-2-oxidotetrahydro-4H-furo[3,2-d][1,3,2]dioxaphosphinin-6-yl]-9H-purin-6-yl}amino)-1-ethoxy-3-oxoprop-1-en-1-olate
CAS No. 33904-28-8