30529-16-9 Benzoic acid, 4-[2-(1-ethenyl-5-nitro-1H-imidazol-2-yl)ethenyl]- Benzoic acid, p-[2-(5-nitro-1-vinylimidazol-2-yl)vinyl]- NSC271231 Stirimazole p-[2-(5-Nitro-1-vinyl-2-imidazolyl)vinyl]benzoic acid