Using O=C(n1ccnc1)n1ccnc1, O=C(O)C(Cc1ccccc1)N1C(=O)c2ccccc2C1=O to produce NC(=O)C(Cc1ccccc1)N1C(=O)c2ccccc2C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.