title: The structure of protoporphyrin and of the aggregate fraction of haematoporphyrin derivative in solution.
mesh_terms: D000970:Antineoplastic Agents; D055598:Chemical Phenomena; D002621:Chemistry; D017324:Hematoporphyrin Derivative; D006415:Hematoporphyrins; D009682:Magnetic Resonance Spectroscopy; D011166:Porphyrins; D011524:Protoporphyrins; D012996:Solutions; D013329:Structure-Activity Relationship
chemical_list: D000970:Antineoplastic Agents; D006415:Hematoporphyrins; D011166:Porphyrins; D011524:Protoporphyrins; D012996:Solutions; D017324:Hematoporphyrin Derivative