Using Nc1c(F)c(F)c(F)c2c1c(=O)c(C(=O)O)cn2C1CC1, C1NCC2=C1CNC2 to produce Nc1c(F)c(N2CC3=C(CNC3)C2)c(F)c2c1c(=O)c(C(=O)O)cn2C1CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.