Studies on the Michael addition of naphthoquinones to sugar nitro olefins: First synthesis of polyhydroxylated hexahydro-11H-benzo[a]carbazole-5,6-diones and hexahydro-11bH-benzo[b]carbazole-6,11-diones

1. Otero, J.M.
2. Barcia, J.C.
3. Salas, C.O.
4. Thomas, P.
5. Estévez, J.C.
6. Estévez, R.J.