18536
The liquid suppository base of tmOLS contained P407 , P188 , and HPMC in the ratio 18 : 20 : 0 . 8 , was in the liquid state at room temperature , underwent gelation at body temperature .
 Chemical: P407; Chemical: P188
Given options, please tell me the categories of all the listed entity words.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
 Entities: P407, P188 
Answer:
 Chemical: P407; Chemical: P188