Using COC(=O)C1CCCN1Cc1ccc(CCC#Cc2ccc(-c3ccc(Cl)cc3)cn2)cc1 to produce O=C(O)C1CCCN1Cc1ccc(CCC#Cc2ccc(-c3ccc(Cl)cc3)cn2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.