3782
6 h after the administration of amiloride , a reduction was observed in the lithium content of the renal medulla but not in the other organs studied .
 Chemical: amiloride; Chemical: lithium
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
 Entities: amiloride, lithium 
Answer:
 Chemical: amiloride; Chemical: lithium