A natural crystalline urobilinogen composed of d- and l-components of differing molecular weight.
D003460:Crystallization; D003461:Crystallography; D005243:Feces / Q000032:analysis; D006801:Humans; D008970:Molecular Weight; D009905:Optical Rotatory Dispersion; D011760:Pyrrolidinones / Q000032:analysis; D014557:Urobilin / Q000032:analysis; D014558:Urobilinogen / Q000032:analysis*
D011760:Pyrrolidinones; D014558:Urobilinogen; D014557:Urobilin