Patent ID: 9211300
Filing Date: 2015-12-15
Classification: A61K,A61P,C07H

Abstract:
1. A compound according to Formula 1501: or a pharmaceutically acceptable salt, solvate, tautomeric form, or polymorphic form thereof, wherein: B is a nucleobase; PD is W is S or O; X Y is hydrogen, —OR Z is —H or —OH; or, in the alternative, X and Z, together with the atoms to which they are attached, combine to form a six-membered heterocyclic ring wherein X and Z together represent a single divalent —O—; Y is hydrogen, —OR R R or, in the alternative, R R L is —O— or —CH M is —CH R R provided that when B is uracil; Z and R and provided that when B is uracil or cytosine; Z and R