1H,5H-Pyrazolo[1,2-a]pyrazolium, 4-(2-bromoethyl)- 2,3,6, 7-tetrahydro- 4-(2-Bromoethyl)hexahydro-1H-4lambda~5~-pyrazolo[1,2-a]pyrazole hydrobromide AIDS-156914 AIDS156914 NSC632913 (BROMIDE SALT) {1H,5H-Pyrazolo[1,2-a]pyrazolium,} 4-(2-bromoethyl)- 2,3,6, 7-tetrahydro-, bromide