The present invention relates to a bifunctional hydroxy-bisphosphonic acid derivative of formula (I) below:
or a pharmaceutically-acceptable salt thereof,
a method for producing the same, pharmaceutical compositions containing the same,
and the use thereof as a medicament,
as well as a compound of formula (II) below:
or a pharmaceutically-acceptable salt thereof,
and the use thereof for producing a vectorized molecule of therapeutic or diagnostic purpose.