Using COC(=O)c1cnc(Cl)cn1, Fc1ccc(Br)c(OC2CCNCC2)c1 to produce COC(=O)c1cnc(N2CCC(Oc3cc(F)ccc3Br)CC2)cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.