Using O=CO, Cc1ccc2c(c1)C1CN(CCCC(=O)c3ccc(F)cc3)CCC1N2 to produce Cc1ccc2c(c1)C1CN(CCCC(=O)c3ccc(F)cc3)CCC1N2C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.