Figure 1. Molecular structure of terpenes as observed as a side chain in Vitamin A

From

Biomedical Significance of Terpenes: An Insight

Sabitha Kandi, Vikram Godishala, Pragna Rao, K.V. Ramana

Biomedicine and Biotechnology. 2015, 3(1), 8-10 doi:10.12691/bb-3-1-2