Using Nc1cccc(P(c2ccccc2)c2ccccc2)n1, CC(C)(C)C(=O)Cl to produce CC(C)(C)C(=O)Nc1cccc(P(c2ccccc2)c2ccccc2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.