Using CCCCc1oc2ccccc2c1-c1ncc(-c2ccc3cc(OC)ccc3c2)o1 to produce CCCCc1oc2ccccc2c1-c1ncc(-c2ccc3cc(O)ccc3c2)o1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.