25553
We show that Heminecrolysin highly hydrolyzes lysophosphatidylcholine ( LPC ) into lysophosphatidic acid ( LPA ) and choline , with a Vmax = 1481 +/- 51 mu mol / min / mg and a Km = 97 +/- 16 . 78 mu M , at a much lesser extend sphingomyelin but not phosphatidylcholine substrates .
 Chemical: lysophosphatidylcholine; Chemical: LPC; Chemical: lysophosphatidic acid; Chemical: LPA; Chemical: choline; Chemical: sphingomyelin; Chemical: phosphatidylcholine
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: lysophosphatidylcholine, LPC, lysophosphatidic acid, LPA, choline, sphingomyelin, phosphatidylcholine 
Answer:
 Chemical: lysophosphatidylcholine; Chemical: LPC; Chemical: lysophosphatidic acid; Chemical: LPA; Chemical: choline; Chemical: sphingomyelin; Chemical: phosphatidylcholine