This image of a simple structural formula is ineligible for copyright and therefore in the public domain, because it consists entirely of information that is common property and contains no original authorship.
Lisenziya
Public domainPublic domainfalsefalse
This work has been released into the public domain by its author, Фёдор Бурмистровский at rus Vikipediya. This applies worldwide. In some countries this may not be legally possible; if so: Фёдор Бурмистровский grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.Public domainPublic domainfalsefalse