Task: Please create a molecule SMILES based on the description below.
Description: The molecule is the dicarboxylate anion of 2-methylene-3-methylsuccinic acid; major species at pH 7.3. It is a conjugate base of a 2-methylene-3-methylsuccinic acid.
Result: C=C(C(=O)[O-])C(C)C(=O)[O-]
Task: Please {#give me|create|generate!} a {#molecule |!}{SMILES__description} based on the {#text |!}description{# below|!}.
Description: {description#}
Result: {SMILES#}
2-methyl-3-methylidenebutanedioate
The molecule is the dicarboxylate anion of 2-methylene-3-methylsuccinic acid; major species at pH 7.3. It is a conjugate base of a 2-methylene-3-methylsuccinic acid.