Using CCNCC, CN1C(=O)C(c2cn(C)c3ccccc23)=C(c2cc(OCCBr)cc3ccoc23)C1=O to produce CCN(CC)CCOc1cc(C2=C(c3cn(C)c4ccccc34)C(=O)N(C)C2=O)c2occc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.