Using Cc1nc2c(Br)cc(N3CCOCC3)cc2[nH]1, Cc1cccc(CBr)c1 to produce Cc1cccc(Cn2c(C)nc3c(Br)cc(N4CCOCC4)cc32)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.