121652-76-4 Carbamic acid, heptyl-, 1,2,3,3a,8,8a-hexahydro-1,3a,8-trimethylpyrrolo(2,3-b)indol-5-yl ester, (3as-cis)-, (R-(R*,R*))-2,3-dihydroxybutanedioate (1:1) Eptastigmine tartrate Heptylstigmine tartrate MF 201