(~157~Gd)Gadolinium acetate (2Z,6Z,11Z,13E,19E,21Z)-4,5-diethyl-9,24-bis(3-hydroxypropyl)-16,17-bis{2-[2-(2-methoxyethoxy)ethoxy]ethoxy}-10,23-dimethyl-13,20,25,26,27-pentaazapentacyclo[20.2.1.1~3,6~. 1~8,11~.0~14,19~]heptacosa-1(25),2,4,6,8(26),9,11,13,15,17,19,21,23-tridecaen-27-ide (1:2:1)

(~157~Gd)Gadolinium acetate (2Z,6Z,11Z,13E,19E,21Z)-4,5-diethyl-9,24-bis(3-hydroxypropyl)-16,17-bis{2-[2-(2-methoxyethoxy)ethoxy]ethoxy}-10,23-dimethyl-13,20,25,26,27-pentaazapentacyclo[20.2.1.1~3,6~. 1~8,11~.0~14,19~]heptacosa-1(25),2,4,6,8(26),9,11,13,15,17,19,21,23-tridecaen-27-ide (1:2:1)

(~157~Gd)Gadoliniumacetat-(2Z,6Z,11Z,13E,19E,21Z)-4,5-diethyl-9,24-bis(3-hydroxypropyl)-16,17-bis{2-[2-(2-methoxyethoxy)ethoxy]ethoxy}-10,23-dimethyl-13,20,25,26,27-pentaazapentacyclo[20.2.1.1~3,6~.1~ 8,11~.0~14,19~]heptacosa-1(25),2,4,6,8(26),9,11,13,15,17,19,21,23-tridecaen-27-id (1:2:1)

Acétate (2Z,6Z,11Z,13E,19E,21Z)-4,5-diéthyl-9,24-bis(3-hydroxypropyl)-16,17-bis{2-[2-(2-méthoxyéthoxy)éthoxy]éthoxy}-10,23-diméthyl-13,20,25,26,27-pentaazapentacyclo[20.2.1.1~3,6~.1~8,11~.0~14,19~]hep tacosa-1(25),2,4,6,8(26),9,11,13,15,17,19,21,23-tridécaén-27-ide de (~157~Gd)gadolinium (2:1:1)