(1R,5S,7S)-7-bromo-7-(3-bromopropyl)bicyclo[3.2.0]hept-2-en-6-one InChI=1/C10H12Br2O/c11-6-2-5-10(12)8-4-1-3-7(8)9(10)13/h1,4,7-8H,2-3,5-6H2/t7-,8+,10-/m0/s bicyclo[3.2.0]hept-2-en-6-one, 7-bromo-7-(3-bromopropyl)-, (1R,5S,7S)-