英文别名
                        2-[4,7-Bis(carboxymethyl)-10-[2-[[2-methyl-3-[[2-[4,7,10-tris(carboxymethyl)-1,4,7,10-tetrazacyclododec-1-yl]acetyl]amino]-2-[[[2-[4,7,10-tris(carboxymethyl)-1,4,7,10-tetrazacyclododec-1-yl]acetyl]amino]methyl]propyl]amino]-2-oxoethyl]-1,4,7,10-tetrazacyclododec-1-yl]acetic acid