Using O=C(O)c1cc(-c2ccccc2)c[nH]c1=O, Nc1ccccc1 to produce O=C(Nc1ccccc1)c1cc(-c2ccccc2)c[nH]c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.