Using O=C(O)Cc1ccccc1Cl, Oc1ccc(Br)c(CC2CCNCC2)c1 to produce O=C(Cc1ccccc1Cl)N1CCC(Cc2cc(O)ccc2Br)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.