139973-20-9 Butanedioic acid, 2,3-bis((4-methylbenzoyl)oxy)-, (R-(R*,R*))-, compd. with (3aS-cis)-1-ethyl-1,2,3,3a,8,8a-hexahydro-3a-methylindeno(2,1-b)pyrrol-5-yl heptylcarbamate (1:1) Carbamic acid, heptyl-, 1-ethyl-1,2,3,3a,8,8a-hexahydro-3a-methylindeno(2,1-b)pyrrol-5-yl ester, (3as,cis)-, (R-(R*,R*))-2,3-bis((4-methylbenzoyl)oxy)butanedioate (1:1)