19682
Compared with normally - fed counterparts , PM - CP rats exhibited higher glutathione S - transferase , aminopeptidase N and cysteine S - conjugate beta - lyase ( CCBL ) and lower gamma - glutamyltransferase activities , PM - FU rats exhibited decreased dihydropyrimidine dehydrogenase and cytochrome P450 1A1 / 2 activities and PM - MMC rats showed higher quinone reductase and depleted xanthine oxidase activities .
 Chemical: glutathione; Chemical: S; Chemical: N; Chemical: cysteine; Chemical: S; Chemical: dihydropyrimidine; Chemical: MMC; Chemical: quinone; Chemical: xanthine
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: glutathione, S, N, cysteine, S, dihydropyrimidine, MMC, quinone, xanthine 
Answer:
 Chemical: glutathione; Chemical: S; Chemical: N; Chemical: cysteine; Chemical: S; Chemical: dihydropyrimidine; Chemical: MMC; Chemical: quinone; Chemical: xanthine