Using COC(=O)c1cccc(-c2cnc(N)c(-c3nc4ccccc4s3)c2)c1 to produce Nc1ncc(-c2cccc(C(=O)O)c2)cc1-c1nc2ccccc2s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.