sesterterpenes

ses·ter·ter·penes

(ses'tĕr'ter-pēnz),
Compounds formed from five isoprene units; often have a tricyclic structure; formed from geranylfarnesylpyrophosphate (for example, cochliobolin B).
[L. sestertius, two and one-half, fr. semis, half, + tertius, third, + terpene]
References in periodicals archive ?
revealed the presence of sesterterpenes [6, 7], sesquiterpenes [8, 9], macrolides [10], indole and AY- carboline alkaloids [11-13].
Emara, Antimycobacterial scalarane-based sesterterpenes from the Red Sea sponge Hyrtios erecta, J.