Task: Please give me a molecule SMILES based on the text description below.
Description: The molecule is a cyclic dicarboxylic anhydride that is phthalic anhydride chlorinated at the 4-, 5-, 6- and 7-positions. It has a role as a cross-linking reagent and an allergen. It is a cyclic dicarboxylic anhydride and a tetrachlorobenzene. It derives from a phthalic anhydride.
Result: O=C1OC(=O)c2c(Cl)c(Cl)c(Cl)c(Cl)c21
Task: Please {#give me|create|generate!} a {#molecule |!}{SMILES__description} based on the {#text |!}description{# below|!}.
Description: {description#}
Result: {SMILES#}
O=C1OC(=O)c2c(Cl)c(Cl)c(Cl)c(Cl)c21
4,5,6,7-tetrachloro-2-benzofuran-1,3-dione
The molecule is a cyclic dicarboxylic anhydride that is phthalic anhydride chlorinated at the 4-, 5-, 6- and 7-positions. It has a role as a cross-linking reagent and an allergen. It is a cyclic dicarboxylic anhydride and a tetrachlorobenzene. It derives from a phthalic anhydride.