4171
However , the initial clinical development of lometrexol was curtailed because of severe and cumulative antiproliferative toxicities .
 Chemical: lometrexol; Disease: toxicities
Please list all entity words in the text that fit the category.Output format is "type1: word1; type2: word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 Chemical: lometrexol; Disease: toxicities