Using C1C[C@H]2CNCCN2C1, Clc1nc(N2CCOCC2)c2sc(CBr)cc2n1 to produce Clc1nc(N2CCOCC2)c2sc(CN3CCN4CCC[C@H]4C3)cc2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.