发明人韩伟,陈志强,唐晓军. "一种鸟嘌呤-13C,15N2的合成方法" [P]. 中国发明专利, 专利号 CN 115328407 A, 授权公告日 2018-02-03.
发明人赵玉洁,林芳,郭海燕. "Method for the Synthesis of Guanine-13C,15N2" [P]. 中国发明专利, 专利号 CN 109048149 B, 授权公告日 2019-10-11.
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