7802
Cardiac glycosides are thought to prevent doxorubicin cardiomyopathy by competitively inhibiting doxorubicin at its receptor sites , but ouabain has a much shorter half life than doxorubicin and its metabolites and so is less effective than digoxin .
 cardiomyopathy, doxorubicin
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: adverse effect 
Text: {0} 
Answer:
 cardiomyopathy, doxorubicin