25-Hvd2-25-gur 25-Hydroxyergocalciferol-25-glucuronide 25-Hydroxyvitamin D2-25-glucuronide 76020-77-4 beta-D-Glucopyranosiduronic acid, (3beta,5Z,7E,22E)-3-hydroxy-9,10-secoergosta-5,7,10(19),22-tetraen-25-yl