Such chains were constructed using  molecular bridges for the covalent bonding between the isolated CL-20 fragments.
sˈʌtʃ tʃˈeɪnz wɜː kənstɹˈʌktᵻd jˈuːzɪŋ məlˈɛkjʊlɚ bɹˈɪdʒᵻz fɚðə kˈoʊvələnt bˈɑːndɪŋ bᵻtwˌiːn ðɪ ˈaɪsəlˌeɪɾᵻd sˌiːˈɛl twˈɛnti fɹˈæɡmənts.