Using BrCc1cccc2c1OCCO2, O=C1NCCCC12CCN(c1cnc3ccccc3n1)CC2 to produce O=C1N(Cc2cccc3c2OCCO3)CCCC12CCN(c1cnc3ccccc3n1)CC2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.