Using CC(C)(C)OC(=O)N[C@@H]1CN(C(=O)OCc2ccccc2)CC[C@H]1C1CCCCC1 to produce N[C@@H]1CN(C(=O)OCc2ccccc2)CC[C@H]1C1CCCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.