(E)-1,4-bis(4-bromophenyl)-2-butene-1,4-dione

[[2-bromo-1-(4-bromophenyl)ethylidene]amino]urea

2,4'-二溴苯乙酮

3,4-dibromo-2,5-bis-(4-bromo-phenyl)-furan

2,5-二苯基呋喃