The molecule is a steroid glucosiduronic acid that is 2-methoxyestrone having a beta-D-glucuronic acid residue attached at position 3. It is a beta-D-glucosiduronic acid, a 17-oxo steroid, an aromatic ether and a steroid glucosiduronic acid. It derives from a 4-methoxyestrone. It is a conjugate acid of a 4-methoxyestrone 3-O-(beta-D-glucuronide)(1-).
(2S,3S,4S,5R,6S)-3,4,5-trihydroxy-6-[[(8R,9S,13S,14S)-4-methoxy-13-methyl-17-oxo-7,8,9,11,12,14,15,16-octahydro-6H-cyclopenta[a]phenanthren-3-yl]oxy]oxane-2-carboxylic acid