Using COc1ccc(C2=CCN(C(=O)OC(C)(C)C)CC2)c2sc(NC(=O)c3ccnc(C)c3)nc12 to produce COc1ccc(C2CCN(C(=O)OC(C)(C)C)CC2)c2sc(NC(=O)c3ccnc(C)c3)nc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.