发明人刘建华,林芳,郭海燕. "Method for the Synthesis of 5,6,7,8-tetrahydro-1H-pyrazolo[3,4-b]azepin-4-one" [P]. 中国发明专利, 专利号 CN 109446275 A, 授权公告日 2017-10-24.
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