Using F, CCOC(=O)[C@H]1CC[C@H](c2cccc(N)n2)CC1 to produce CCOC(=O)[C@H]1CC[C@H](c2cccc(F)n2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.