Successful treatment of an elderly Langerhans cell sarcoma patient by EPOCH ( etoposide , prednisone , vincristine , cyclophosphamide , and doxorubicin ) chemotherapy .
Successful treatment of an elderly Langerhans cell sarcoma patient by EPOCH ( etoposide , prednisone , vincristine , cyclophosphamide , and doxorubicin ) chemotherapy . 
### Instruction:
            Given the context about compound efficacy for the given treatment mentioned within the input, mentioned the compounds 
            that can co-occur for the mentioned treatment

            ### Input:
            Successful treatment of an elderly Langerhans cell sarcoma patient by EPOCH ( etoposide , prednisone , vincristine , cyclophosphamide , and doxorubicin ) chemotherapy . 

            ### Response:
            etoposide, prednisone, vincristine, cyclophosphamide, doxorubicin
            