Using CCCC1(c2ccccc2)N=C(C)N(CC(=O)c2ccc(NC(C)=O)cc2F)C1=O to produce CCCC1(c2ccccc2)N=C(C)N(CC(=O)c2ccc(N)cc2F)C1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.