This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
Berbamine. File Berbamine structure svg Structure of berbamine Transferred from org en transferred to Commons by User Leyo using de php CommonsHelper Original uploader was Meodipt at org en Later version were uploaded by Neurolysis at org en en Meodipt Original upload log page en Berbamine Neurolysis bytes