Using O=c1c2ccc(F)cc2oc2cc(N3CCOCC3)cc(O)c12, OCCO to produce O=c1c2ccc(OCCO)cc2oc2cc(N3CCOCC3)cc(O)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.