HCID 11606627三叔丁基1,4,7,10-四氮杂环十二烷-1,4,7,10-四乙酸[4,7,10-Tris(2-tert-butoxy-2-oxoethyl)-1,4,7,10-tetraazacyclododecan-1-yl]acetic acid · CAS 137076-54-1 · CID 11606627 · C28H52N4O8