Using Cc1ccnc(Nc2cccc(-c3cnc(-c4ccc(C#N)cc4)s3)n2)c1, OO to produce Cc1ccnc(Nc2cccc(-c3cnc(-c4ccc(C(N)=O)cc4)s3)n2)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.