Using COCCOCCOc1cccc2c1C(=O)N(Cc1ccc(OC)cc1)C2=O to produce COCCOCCOc1cccc2c1CN(Cc1ccc(OC)cc1)C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.