Using CCN(CC)CCBr, CCNC(=O)c1cc2c(-c3cc(O)c(Cl)cc3Cl)nc(N)nc2s1 to produce CCNC(=O)c1cc2c(-c3cc(OCCN(CC)CC)c(Cl)cc3Cl)nc(N)nc2s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.