发明人赵玉洁,钱学锋,郭海燕. "Method for the Synthesis of 3-(Cyclopropylmethyl)-1-oxa-3,8-diazaspiro[4.5]decan-2-one" [P]. 中国发明专利, 专利号 CN 113008572 A, 授权公告日 2023-07-13.
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