106636-48-0 2,3-Dihydro-5-nitro-6-(4-nitrophenyl)imidazo(2,1-b)thiazole 2,3-Dihydro-5-nitro-6-(p-nitrophenyl)imidazo(2,1-b)thiazole CCRIS 2491 Imidazo(2,1-b)thiazole, 2,3-dihydro-5-nitro-6-(p-nitrophenyl)-