1,3-Butadiene, 1,4-diphenyl- 1,4-Diphenyl-1,3-butadiene 1,4-Diphenylbutadiene 1,4-Diphenylerythrene 886-65-7 Benzene, 1,1'-(1,3-butadiene-1,4-diyl)bis- Bistyryl Distyryl NSC122702