Using C1COCCO1, Cc1cc(C)cc(C(=O)N2CCN(C(=O)CBr)C(c3ccc(Cl)c(Cl)c3)C2)c1 to produce CC1CN(Cc2ccccc2)CCC1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.