16687
ABT - 384 [ 1 - piperazineacetamide , N - [ 5 - ( aminocarbonyl ) tricyclo [ 3 . 3 . 1 . 13 , 7 ] dec - 2 - yl ] - alpha , alpha - dimethyl - 4 - [ 5 - ( trifluoromethyl ) - 2 - pyridinyl ] - , stereoisomer ] is a potent and selective inhibitor of 11 beta - hydroxysteroid dehydrogenase type 1 ( HSD - 1 ) .
 Chemical: ABT - 384; Chemical: 1 - piperazineacetamide , N - [ 5 - ( aminocarbonyl ) tricyclo [ 3 . 3 . 1 . 13 , 7 ] dec - 2 - yl ] - alpha , alpha - dimethyl - 4 - [ 5 - ( trifluoromethyl ) - 2 - pyridinyl ]; Chemical: 11 beta - hydroxysteroid
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
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Answer:
 Chemical: ABT - 384; Chemical: 1 - piperazineacetamide , N - [ 5 - ( aminocarbonyl ) tricyclo [ 3 . 3 . 1 . 13 , 7 ] dec - 2 - yl ] - alpha , alpha - dimethyl - 4 - [ 5 - ( trifluoromethyl ) - 2 - pyridinyl ]; Chemical: 11 beta - hydroxysteroid