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However , intraspinal injection of 5 , 7 - DHT to produce a more selective lesion of only descending serotonin projections in the spinal cord did not affect this hypotension .
 Chemical: 5 , 7 - DHT; Chemical: serotonin; Disease: hypotension
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: 5 , 7 - DHT; Chemical: serotonin; Disease: hypotension