This work has been released into the public domain by its author, I, Isilanes. This applies worldwide. In some countries this may not be legally possible; if so: I, Isilanes grants anyone the right to use this work for any purpose, without any conditions, unless such conditions are required by law.
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{{Information |Description={{w|Skeletal formula}} of the N,N'-di{{w|acetyl}}-{{w|glucosamine}} {{w|dimer}} form of {{w|chitobiose}} |Source=Made by myself with the {{w|free software}} program {{w|ChemTool}}. Modified by hand, editing the {{w|source code}}