发明人黄志刚,赵玉洁,杨光. "Method for the Synthesis of 2,2-Dimethyl-7-nitro-3,4-dihydro-2H-benzo[b][1,4]oxazine" [P]. 中国发明专利, 专利号 CN 117467455 B, 授权公告日 2021-10-05.
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