Using O=C(O)/C=C/C(F)(F)F, COc1ccc(NCCN)c(C)n1 to produce COc1ccc(NCCNC(=O)/C=C/C(F)(F)F)c(C)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.