24032
This is further evidenced by an absence of C3 and other odd - carbon species in ( co ) - pyrolyses with dichloromethane which should seed C3 - based growth .
 Chemical: C3; Chemical: carbon; Chemical: dichloromethane; Chemical: C3
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Chemical 
Text: {0} 
Answer:
 Chemical: C3; Chemical: carbon; Chemical: dichloromethane; Chemical: C3