Using O=C1C2C3CS(=O)(=O)CC3C2C(=O)N1CCCCBr, Clc1cncc(N2CCNCC2)n1 to produce O=C1C2C3CS(=O)(=O)CC3C2C(=O)N1CCCCN1CCN(c2cncc(Cl)n2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.