Using O=C([O-])[O-], COc1cc2c(Oc3cc4ccccc4nc3C(C)=O)ccnc2cc1OCCCl to produce COc1cc2c(Oc3cc4ccccc4nc3C(C)=O)ccnc2cc1OCCO, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.