Using CC(C)(C)OC(=O)n1ccc(NC(=O)[C@H](C[C@H]2CCC(=O)C2)c2ccc(S(=O)(=O)C3CC3)c(C3CC3)c2)n1 to produce O=C1CC[C@H](C[C@@H](C(=O)Nc2cc[nH]n2)c2ccc(S(=O)(=O)C3CC3)c(C3CC3)c2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.