Fig. 2 in Diterpenoids from Gutierrezia sarothrae and G. microcephala: Chemical diversity, chemophenetics and implications to toxicity in grazing livestock

Fig. 2. Representative GC-MS chromatograms of the 8 different chemotypes with GC retention times (min) and corresponding chemical structure number (bold number). *This is not the TMSi derivative but the free alcohol of 15. ** Compound 5 and 17 are susceptible to injection port conditions and were only observed by injection of pure compound.