This invention provides a compound having the structure wherein α, β, X, Y, and R1-R11 are defined herein. This invention also provides a pharmaceutical composition comprising the above compounds, a method of inhibiting the activity and/or levels of a matrix metalloproteinase (MMP), a method of inhibiting the production of a cytokine in a population of cells, a method of inhibiting the production of a growth factor in a population of cells, and a method of inhibiting NFκ-B activation in a population of cells.