4778
Four cases of oesophageal damage associated with ingestion of the urinary anti - spasmodic agent emepronium bromide are described .
 adverse effect: oesophageal damage, emepronium bromide
Given options, please tell me the relationships of all the listed entity pairs.Output format is "relation1: word1, word2; relation2: word3, word4". 
Option: adverse effect 
Text: {0} 
 Entity Pairs:  oesophageal damage, emepronium bromide 
Answer:
 adverse effect: oesophageal damage, emepronium bromide