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Core CIF Dictionary version 2.3



'_chemical_conn_bond_atom_1' '_chemical_conn_bond_atom_2'

Category: chemical_conn_bond

Data type: numb

Must appear in a looped list
Must match a value of '_chemical_conn_atom_number'

Enumeration range: 1 -> infinity


   Atom numbers which must match with chemical sequence numbers
   specified as _chemical_conn_atom_number values. These link the
   bond connection to the chemical numbering and atom sites.

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