"4,4'-(4,10-双(2-(叔丁氧基)-2-氧代乙基)-1,4,7,10-四氮杂环十二烷-1,7-二基)双(5-(叔丁氧基)-5-氧代戊酸)"
"4,4'-(4,10-双(2-(叔丁氧基)-2-氧代乙基)-1,4,7,10-四氮杂环十二烷-1,7-二基)双(5-(叔丁氧基)-5-氧代戊酸)"
"4,4'-(4,10-双(2-(叔丁氧基)-2-氧代乙基)-1,4,7,10-四氮杂环十二烷-1,7-二基)双(5-(叔丁氧基)-5-氧代戊酸)"
"4,4'-(4,10-双(2-(叔丁氧基)-2-氧代乙基)-1,4,7,10-四氮杂环十二烷-1,7-二基)双(5-(叔丁氧基)-5-氧代戊酸)"
"4,4'-(4,10-双(2-(叔丁氧基)-2-氧代乙基)-1,4,7,10-四氮杂环十二烷-1,7-二基)双(5-(叔丁氧基)-5-氧代戊酸)"