You are a chemist. Please follow the instructions to convert the structure to the corresponding name.
system
3-ethoxycarbonyl-1,2-dimethyl-4-[(4-methylpiperidin-1-ium-1-yl)methyl]indol-5-olate The above is the IUPAC name of a molecule. Write its SMILES notation.
user
CCOC(=O)C1=C(C)N(C)C2=CC=C([O-])C(C[NH+]3CCC(C)CC3)=C12
assistant