CAS Number: 198637-52-4
Chemical Name: Gadobutrol Monohydrate
Molecular Formula: C18H33GdN4O10
Molecular Weight: 622.73

CAS Number: 2514736-58-2
Chemical Name: 2,2'-[4,10-bis(1,3,4-Trihydroxybutan-2-yl)-1,4,7,10-tetraazacyclododecane-1,7-diyl]diacetic Acid
Molecular Formula: C20H40N4O10
Molecular Weight: 496.56

CAS Number: 138168-36-2
Chemical Name: 2,2ʹ,2ʹʹ-[10-[(1RS,2SR)-2,3-Dihydroxy-1-(hydroxymethyl)propyl]-1,4,7,10-tetraazacyclododecane-1,4,7-triyl]triacetic Acid
Molecular Formula: C18H34N4O9
Molecular Weight: 450.49