126602-16-2 2,6-Piperidinedione, 4-(3-(3,5-dimethyl-6-oxo-2-piperidinylidene)-2-oxopropyl)-, (3S-(2Z,3alpha,5beta))- 4-(3-(3,5-Dimethyl-2-oxopiperidin-6-ylidene)-2-oxopropyl)-2,6-piperidinedione Epiderstatin