ft-104 ft-104 ft-104 (4-glutaryloxy-n,n-diisopropyltryptamine) is a psychedelic tryptamine derivative which is a prodrug ester of the well known designer drug 4-ho-dipt. it is one of a number of related derivatives developed for potential medical applications, and is in human clinical trials as a possible treatment for postpartum depression and treatment-resistant depression. ft-104identifiers iupac name 5-ethyl]-1h-indol-4-yl]oxy]-5-oxopentanoic acid pubchem cid162510634chemical and physical dataformulac21h30n2omolar mass326.484 g·mol−13d model (jsmol)interactive image smiles cc(c)n(ccc1=cnc2=c1c(=cc=c2)oc(=o)cccc(=o)o)c(c)c inchi inchi=1s/c21h30n2o4/c1-14(2)23(15(3)4)12-11-16-13-22-17-7-5-8-18(21(16)17)27-20(26)10-6-9-19(24)25/h5,7-8,13-15,22h,6,9-12h2,1-4h3,(h,24,25)key:lsdoiaggrbgdjj-uhfffaoysa-n