Using COC(=O)c1ccc2nc(NCC3(F)CCN(C(=O)OC(C)(C)C)CC3)[nH]c2c1 to produce COC(=O)c1ccc2nc(NCC3(F)CCNCC3)[nH]c2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.