Patent ID: 8952150
Filing Date: 2015-02-10
Classification: A61K,A61P

Abstract:
1. A compound having the structure: wherein W is O or NR5; R4 and R5 are independently H or —CH R6 is O or NR9; R7 is H, —CH R8 is H, —OH, —CH R9 is H or —CH R10 is —CH R11 is —SO and R12 is —CH where X1, X2, X3, X4, X5 and X6 are independently H, halogen, —OH, —CH where X7 is independently H, halogen, —OH, —CH where a=1-2; b=1-5; c=0-1; d=4-7; and e=0-1; or a pharmaceutically acceptable salt thereof.