| prov:value
| - oxycarbonyl group (aryloxycarbonyl group preferably having from 7 to 30 carbon atoms, more preferably from 7 to 20 carbon atoms, particularly from 7 to 12 carbon atoms, e.g., phenyloxycarbonyl), acyloxy group (acyloxy group preferably having from 2 to 30 carbon atoms, more preferably from 2 to 20 carbon atoms, particularly from 2 to 10 carbon atoms, e.g., acetoxy, benzoyloxy), acylamino group (acy
|