Using O=C(n1ccnc1)n1ccnc1, O=Cc1ccccc1-c1noc2cc(C(=O)O)ccc12 to produce NC(=O)c1ccc2c(-c3ccccc3C=O)noc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.