Isolation and Structure of Tunichrome B-1, a Reducing Blood Pigment from the Tunicate Ascidia nigra L.

Bruening, R. C., Oltz, E. M., Furukawa, J., Nakanishi, K., & Kustin, K. (1985). Isolation and Structure of Tunichrome B-1, a Reducing Blood Pigment from the Tunicate Ascidia nigra L. Journal of the American Chemical Society, 107(18), 5298–5300. https://doi.org/10.1021/ja00304a059