发明人钱学锋,孙丽萍,郭海燕. "Method for the Synthesis of 2-Imino-4-methyl-2,6,7,8-tetrahydroquinazolin-5(3H)-one" [P]. 中国发明专利, 专利号 CN 114723870 A, 授权公告日 2021-04-14.
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