3070
Organophosphorus nerve agents ( NA ) , potent irreversible cholinesterase inhibitors , could induce severe seizures , status epilepticus ( SE ) , seizure - related brain damage ( SRBD ) and lethality .
 Organophosphorus
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Chemical 
Text: {0} 
Answer:
 Organophosphorus