Using CN(C)C=O, CCOC(=O)C1(C(=O)OCC)CCCN1c1ccc(Oc2ccc(Br)cc2)nc1 to produce CCOC(=O)C1(C(=O)OCC)CCCN1c1ccc(Oc2ccc(C#N)cc2)nc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.