发明人高志强,陈志强,杨光. "Method for the Synthesis of 4-(4-tert-Butylbenzoyl)-8-propyl-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid" [P]. 中国发明专利, 专利号 CN 116531454 B, 授权公告日 2016-06-06.
Fischer A B, Park J H, Williams B T. "A Process for Preparing High-Purity 4-(4-tert-Butylbenzoyl)-8-propyl-1-oxa-4,8-diazaspiro[4.5]decane-3-carboxylic acid" [P]. US Patent, US 10147569 B2, 2017-07-06.
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