AIDS-156836 AIDS156836 NSC631075 (PERCHLORIC SALT) Perchloric acid compound with N-(4-(4-(2-(4-(4-(dimethylamino)phenyl)-1,3-butadienyl)-1lambda~4~-thiochromen-4-yl)-1,3-butadienyl)phenyl)-N,N-dimethylamine (1:1)