title: Xanthine-coproporphyrin III.
mesh_terms: D003306:Coproporphyrins / Q000032:analysis*; D005453:Fluorescence; D006801:Humans; D007669:Kidney Calculi / Q000378:metabolism*; D011166:Porphyrins / Q000032:analysis*; D013053:Spectrophotometry; D014970:Xanthines / Q000032:analysis*
chemical_list: D003306:Coproporphyrins; D011166:Porphyrins; D014970:Xanthines; C026971:coproporphyrin III