Using COc1cccc2c1CCCC2CCBr, O=c1ccc(C(c2ccccc2)c2ccccc2)n[nH]1 to produce COc1cccc2c1CCCC2CCn1nc(C(c2ccccc2)c2ccccc2)ccc1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.