. 2020 Jan 7;64(2):1900880. doi: 10.1002/mnfr.201900880
© 2019 The Authors. Published by WILEY‐VCH Verlag GmbH & Co. KGaA, Weinheim
This is an open access article under the terms of the http://creativecommons.org/licenses/by-nc-nd/4.0/ License, which permits use and distribution in any medium, provided the original work is properly cited, the use is non‐commercial and no modifications or adaptations are made.
Figure 1.
Chemical structures of a) bixin and b) crocetin.