Using CCOP(OCC)OCC, O=C1c2ccccc2C(=O)N1c1cc(CBr)ccn1 to produce CCOP(=O)(Cc1ccnc(N2C(=O)c3ccccc3C2=O)c1)OCC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.