Using C[O-], O=C1Nc2ccc(F)cc2C(c2ccccc2Cl)=NC1=CN1CCOCC1 to produce CN1C(=O)C(=CN2CCOCC2)N=C(c2ccccc2Cl)c2cc(F)ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.