dactinomycin actinomycin d cancer chemotherapy drug molecule. skeletal formula.

dactinomycin actinomycin cancer chemotherapy drug molecule skeletal formula dactinomycine actinomycines polypeptide antibiotic streptomyces soil bacteria bacterium infection antibacterial anticcancer radiosensitizer radiotherapy radiosensitivity tumor sarcoma atoms atomic molecular compound composition chemical chemistry structure line drawing flat icon