a 3'-end uridylyl-adenosine-RNA = a 3'-end 2',3'-cyclophospho-uridine-RNA + adenosine
a 3'-end uridylyl-adenosine-rna = a 3'-end 2',3'-cyclophospho-uridine-rna + adenosine
a 3'-end uridylyl-adenosine-RNA = a 3'-end 2',3'-cyclophospho-uridine-RNA + adenosine
a 3'-end uridylyl-adenosine-rna = a 3'-end 2',3'-cyclophospho-uridine-rna + adenosine