Estra-4 9diane3 17dione 2a converts to trenbolone, and 3a_epothio_17a methnyleloialpcholanal is epistane with 19nor as your dhea andro. It may have lost some potency, but it should be ok to take as long as you haven't kept it stored in something like a hot car. Just make sure you take an organ guard as these are liver toxic