Using CC(C)(C)n1cc(C(=O)O)c(=O)c2cc(F)c(F)c(F)c21, C1NCC2=C1CNC2 to produce CC(C)(C)n1cc(C(=O)O)c(=O)c2cc(F)c(N3CC4=C(CNC4)C3)c(F)c21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.