Sub Group: Indole Derivatives Alphabetic Listing Catalog Number: 11953 Formula: C18H23NO3 CAS Number: 849630-94-0 Molecular Weight: 301.38 Synonyms: 1,8-Diethyl-1,3,4,9-tetrahydro-9-methyl-pyrano[3,4]indole-1-acetic Acid