Using Cc1nc(CCc2c(-c3ccccc3)noc2C)sc1C(=O)O, O=C(n1ccnc1)n1ccnc1 to produce Cc1nc(CCc2c(-c3ccccc3)noc2C)sc1C(N)=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.