The molecule is an organosulfonate oxoanion that is the conjugate base of torvanol A hydrogen sulfate. It is a conjugate base of a torvanol A hydrogen sulfate.
[(3R,4S)-3-[5-[(E)-2-carboxyethenyl]-2-hydroxy-3-methoxyphenyl]-6-methoxy-3,4-dihydro-2H-chromen-4-yl] sulfate