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PATIENTS AND METHODS : Two hundred ninety - seven patients with MBC and no prior chemotherapy for metastatic disease were randomized to receive either 60 mg / m ( 2 ) of Myocet ( M ) or conventional doxorubicin ( A ) , in combination with 600 mg / m ( 2 ) of cyclophosphamide ( C ) , every 3 weeks until disease progression or unacceptable toxicity .
 Disease: MBC; Chemical: Myocet; Chemical: doxorubicin; Chemical: cyclophosphamide; Disease: toxicity
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:
 Disease: MBC; Chemical: Myocet; Chemical: doxorubicin; Chemical: cyclophosphamide; Disease: toxicity