| prov:value
| - wherein R10 is a hydrocarbon group having 1 to 20 carbon atoms, a hydrogen atom, or a group having a hetero atom such as an oxygen atom, a nitrogen atom, a sulfur atom and a phosphor atom, and when plural R10s exist, they are the same as, or different from one another; R11 is a hydrocarbon group having 1 to 20 carbon atoms, and when plural R11s exist, they are the same as, or different from one an
|