8415
A monomeric derivative of MCND and another derivative lacking a methylcarbamate group showed negligilble binding to the A - A mismatch and the sequence selectivity .
 Chemical: MCND; Chemical: methylcarbamate
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: MCND; Chemical: methylcarbamate