Using O=C1c2ccccc2C(=O)N1CCCCBr, CN(C)NC(=O)Sc1cccnc1 to produce O=C1c2ccccc2C(=O)N1CCCCSc1cccnc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.