The molecule is a monocarboxylic acid anion that is the conjugate base of cuevaene A, obtained by deprotonation of the carboxy group.
(2E,4Z,6E)-7-(8-hydroxy-1,2,3,4-tetrahydrodibenzofuran-1-yl)-4-methoxy-6-methylhepta-2,4,6-trienoate