Task: Please generate a molecule SMILES based on the description below.
Description: The molecule is an osmium coordination entity consisting of four oxygen atoms bound to a central osmium atom via covalent double bonds. It has a role as an oxidising agent, a poison, a fixative and a histological dye.
Result: O=[Os](=O)(=O)=O
Task: Please {#give me|create|generate!} a {#molecule |!}{SMILES__description} based on the {#text |!}description{# below|!}.
Description: {description#}
Result: {SMILES#}
O=[Os](=O)(=O)=O
tetraoxoosmium
The molecule is an osmium coordination entity consisting of four oxygen atoms bound to a central osmium atom via covalent double bonds. It has a role as an oxidising agent, a poison, a fixative and a histological dye.