Using O=C(O)c1cn(C2CC2)c2nc3cc(F)c(F)cc3cc2c1=O, CCC1(N)CNC1 to produce CCC1(N)CN(c2cc3nc4c(cc3cc2F)c(=O)c(C(=O)O)cn4C2CC2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.