Using COc1ccc(C(=O)c2sc(N)nc2-c2ccco2)cn1 to produce Nc1nc(-c2ccco2)c(C(=O)c2ccc(=O)[nH]c2)s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.