Using CCCc1cc(C(=O)OCC)cc(CCC)c1OCCCCCCc1cccc(OC)c1OC to produce CCCc1cc(C(=O)O)cc(CCC)c1OCCCCCCc1cccc(OC)c1OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.