Using Cc1cn(-c2cccc(N)c2)cn1, O=C(O)c1cccc2c1[nH]c1ccccc12 to produce Cc1cn(-c2cccc(NC(=O)c3cccc4c3[nH]c3ccccc34)c2)cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.