The final structural question of the exact geometric configuration about the first carbon at ring position 3 of ring I, the carbon bound to the hydroxyl group, has been recently published as the chiral S configuration.
A resolución da cuestión estrutural final sobre a configuración xeométrica exacta no primeiro carbono na posición 3 do anel I, que é o carbono unido ao grupo hidroxilo, publicouse recentemente, e tratábase dunha configuración S quiral.