Core dictionary (coreCIF) version 2.4.5
This code signals whether the bond distance is referred to in a publication or should be placed in a list of significant bond distances.
Appears in list containing _geom_bond_atom_site_label_
The data value must be one of the following:
|do not include bond in special list
|abbreviation for "no"
|do include bond in special list
|abbreviation for "yes"
Enumeration default: no