hasPubChemCID

Given a predicate that represents a relationship or action between entities, generate a one-sentence description explaining its meaning.  
# Instructions
Focus on describing the relationship, not the entities themselves. 
# Response Format
Begin the description with \' Indicates...\'

Predicate: hasPubChemCID

Indicates that an entity (typically a chemical substance) is associated with a specific PubChem Compound Identifier (CID) in the PubChem database.