title: Synthesis of (4',4'-bis(glycine),5',5'-bis(valine))actinomycin D, a tetra-N-demethylactinomycin.
mesh_terms: D002855:Chromatography, Thin Layer; D002942:Circular Dichroism; D003609:Dactinomycin / Q000138:chemical synthesis*; D003640:Dealkylation; D005998:Glycine / Q000138:chemical synthesis; D009904:Optical Rotation; D010456:Peptides, Cyclic / Q000138:chemical synthesis; D014633:Valine / Q000138:chemical synthesis
chemical_list: D010456:Peptides, Cyclic; D003609:Dactinomycin; D014633:Valine; D005998:Glycine