(+)-1,8-Diethyl-1,3,4,9-tetrahydropyrano(3,4-b)indole-1-acetic acid (+)-Etodolic acid 87249-11-4 BRN 5761988 Pyrano(3,4-b)indole-1-acetic acid, 1,3,4,9-tetrahydro-1,8-diethyl-, (S)- RAK-592