Using CNCCOc1n[nH]c2ncnc(Nc3ccc(OCc4cccc(F)c4)c(Cl)c3)c12, O=C(O)CO to produce CN(CCOc1n[nH]c2ncnc(Nc3ccc(OCc4cccc(F)c4)c(Cl)c3)c12)C(=O)CO, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.