15002
In the case of several alkylamine drugs , MDI of P450 involves formation of a metabolite that binds quasi - irreversibly to the ferrous heme iron to form a metabolic intermediate ( MI ) complex .
 Chemical: alkylamine; Chemical: ferrous; Chemical: heme; Chemical: iron
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: alkylamine; Chemical: ferrous; Chemical: heme; Chemical: iron