There are disclosed compounds of formula (I) that modulate or inhibit the enzymatic activity of indoleamine-2,3-dioxygenase (IDO), pharmaceutical compositions containing said compounds and methods of treating proliferative disorders, such as cancer, viral infections and/or inflammatory disorders utilizing the compounds of the invention.L'invention concerne des composés de formule (I) qui modulent ou inhibent l'activité enzymatique de l'indoléamine 2,3-dioxygénase (IDO), des compositions pharmaceutiques contenant lesdits composés et des méthodes de traitement d'affections proliférantes, telles que le cancer, d'infections virales et/ou d'affections inflammatoires à l'aide des composés de l'invention.
