Using CNc1ccccc1F, CC1(C)C(=O)N(C2CCCCCC2)CC1C=O to produce CN(CC1CN(C2CCCCCC2)C(=O)C1(C)C)c1ccccc1F, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.