Using O=C(Cn1nc(-c2ccc(F)cc2)nc1-c1ccc(F)cc1)N1CCNCC1, S=C=NCCCBr to produce O=C(Cn1nc(-c2ccc(F)cc2)nc1-c1ccc(F)cc1)N1CCN(C2=NCCCS2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.