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发明人唐晓军,冯建国,罗永刚. "A Process for Preparing High-Purity 3-(2-Methoxyethyl)-2-methyl-5-phenylbenzo[d]oxazol-3-ium 4-methylbenzenesulfonate" [P]. 中国发明专利, 专利号 CN 113720280 B, 授权公告日 2023-12-10.
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