Using On1nnc2ccccc21, Cc1nn2ccsc2c1-c1nc(-c2ccccc2)c(C(=O)O)s1 to produce Cc1nn2ccsc2c1-c1nc(-c2ccccc2)c(C(N)=O)s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.