Using COC(=O)C1CSC(CC(NC(=O)OC(C)(C)C)(C(=O)O)c2ccccc2)N1 to produce COC(=O)C1CSC2CC(NC(=O)OC(C)(C)C)(c3ccccc3)C(=O)N21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.