493
After completion of the amifostine infusion , cisplatin 120 mg / m2 was administered over 30 minutes .
 Chemical: amifostine; Chemical: cisplatin
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: amifostine, cisplatin 
Answer:
 Chemical: amifostine; Chemical: cisplatin