“…Germacrone (1) is found as part of the essential oils of different plants that are widely distributed throughout the world (for example, Bulgaria, Bolivia, Vietnam, Alaska, China, Serbia, India, North America, Nigeria, Formosa [13], Asarum caulescens [14], Pogostemon formosanus [15], Ledum palustre [16], Artemisia lagopus [17], Fluorensia oolepis [18], Fagara macrophylla [19], Magnolia grandiflora [20], Hyptis mutabilis [21], Commiphora myrrha [22], Acanthogorgia vagae [23], Lallemantia iberica [24], Chloranthus spicatus [25], Cyperus articulatus [26], and Metrosideros diffusa [27]. In addition, 1 is noteworthy for its abundance in different essential oils (with yields higher than 20% of the total oil [36], and Pogostemon formosanus (36.6%) [37].…”