Using c1csc(-c2ccc3c(c2)CCN3)c1, CC1(C)c2ccccc2-c2ccc(I)cc21 to produce CC1(C)c2ccccc2-c2ccc(N3CCc4cc(-c5cccs5)ccc43)cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.