Using O=C(NCC#Cc1c(Cl)ccc2c1CCN(C(=O)C(F)(F)F)CC2)C1CCCC1 to produce O=C(NC/C=C\c1c(Cl)ccc2c1CCN(C(=O)C(F)(F)F)CC2)C1CCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.