Using O=C(O)c1cn(C2CC2)c2cc(F)c(F)cc2c1=O, CN1CCC(O)CC1 to produce CN1CCC(Oc2cc3c(cc2F)c(=O)c(C(=O)O)cn3C2CC2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.