The molecule is a lignin that is the diacetate ester of syringylresinol. It is a lignan, a dimethoxybenzene, an acetate ester and a syringaresinol.
[4-[6-(4-acetyloxy-3,5-dimethoxyphenyl)-1,3,3a,4,6,6a-hexahydrofuro[3,4-c]furan-3-yl]-2,6-dimethoxyphenyl] acetate