Using C=Cc1cnc2c(c1)CN(C(=O)c1ccc(F)cc1)CC2, CO to produce O=C(c1ccc(F)cc1)N1CCc2ncc(CO)cc2C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.