甲醇

2-amino-6-chloro-9-(2,3,5-tri-O-benzoyl-β-D-ribofuranosyl)purine

7-methylguanosine iodide

2-氨基-6-氯嘌呤

2',3',5'-三-O-乙酰-2-氨基-6-氯嘌呤核苷