4789
The clinical aspect closely resembled classical transient global amnesia but the episode after clioquinol lasted longer ( 24 hours to three days ) and a more or less extensive retrograde amnesia persisted permanently .
 adverse effect: retrograde amnesia, clioquinol; adverse effect: transient global amnesia, clioquinol
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:  retrograde amnesia, clioquinol; transient global amnesia, clioquinol 
Answer:
 adverse effect: retrograde amnesia, clioquinol; adverse effect: transient global amnesia, clioquinol