Using Cc1c(CO)sc2c(O)c(C(=O)NCc3ccc(Cl)cc3)cnc12, NC(=O)CI to produce Cc1c(CO)sc2c(=O)c(C(=O)NCc3ccc(Cl)cc3)cn(CC(N)=O)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.