Using O=C1c2ccccc2C(=O)N1Cc1nc2cccc(I)c2nc1-c1ccccc1Cl to produce NCc1nc2cccc(I)c2nc1-c1ccccc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.