5150
The selective antimetastatic agents p - ( 3 , 3 - dimethyl - 1 - triazeno ) benzoic acid potassium salt ( DM - COOK ) , 5 - ( 3 , 3 - dimethyl - 1 - triazeno ) imidazole - 4 - carboxamide ( DTIC ) and ( + / - ) 1 , 2 - di ( 3 , 5 - dioxopiperazin - 1 - yl ) propane ( ICRF - 159 ) have been shown to markedly depress the formation of spontaneous hematogenous metastases in mice bearing s . c .
 metastases
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Anatomy 
Text: {0} 
Answer:
 metastases