Using [N-]=C=O, Nc1ccc2nc(N[C@@H]3CCc4ccccc43)ccc2c1 to produce NC(=O)Nc1ccc2nc(N[C@@H]3CCc4ccccc43)ccc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.