Using CC(C)(C)OC(=O)N1C[C@@H](CN)C[C@H]1C(=O)N1CCSC1, O=C(O)c1cscn1 to produce CC(C)(C)OC(=O)N1C[C@@H](CNC(=O)c2cscn2)C[C@H]1C(=O)N1CCSC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.