Using N#Cc1ccc(C2CCNCC2)cc1, O=C(CBr)N1CCN(C2CCCC2)CC1 to produce N#Cc1ccc(C2CCN(CC(=O)N3CCN(C4CCCC4)CC3)CC2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.