Using NC(=O)Nc1ccc(S(=O)(=O)Oc2ccccc2)cc1N, COC(=O)N=C(NC(=O)OC)SC to produce COC(=O)NC(=Nc1cc(S(=O)(=O)Oc2ccccc2)ccc1NC(N)=O)NC(=O)OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.