Using CSc1nccc(CCl)n1, CC1(C)NC(=O)N(c2ccc(C(C)(C)C)cc2)C1=O to produce CSc1nccc(CN2C(=O)N(c3ccc(C(C)(C)C)cc3)C(=O)C2(C)C)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.