| Allowed Value | Details |
|---|---|
| n | abbreviation for "no" |
| no | the monomer is nonstandard |
| y | abbreviation for "yes" |
| yes | the monomer is standard |
| Allowed Value | Details |
|---|---|
| n | abbreviation for "no" |
| no | the monomer is nonstandard |
| y | abbreviation for "yes" |
| yes | the monomer is standard |