| prov:value
| - l), alkoxycarbonyl group (alkoxycarbonyl group preferably having from 2 to 30 carbon atoms, more preferably from 2 to 20 carbon atoms, particularly from 2 to 12 carbon atoms, e.g., methoxycarbonyl, ethoxycarbonyl), aryloxycarbonyl 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., phenyl
|