Using C[C@H]1CN(C(=O)OCc2ccccc2)C[C@@H](NC(=O)OC(C)(C)C)[C@]1(C)O to produce C[C@H]1CNC[C@@H](NC(=O)OC(C)(C)C)[C@]1(C)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.