A fair use statement regarding the full text of the request

Your requested [异紫堇碱衍生物的合成及抗肿瘤活性研究] is currently limited to Lanzhou Institute of Chemical Physics，Chinese Academy of Sciences internal sharing.

To solicit author authorization, you need to provide the following information: name, organization, personal e-mail, reason for request. The information you provide will be reviewed and you are committed to the truth of the information provided. The personal information you provide will be protected according to law.