New '2-phenylnaphthalene'-mediated synthesis of benzo[b]naphtho[2,3-d] furan-6,11-diones and 6-oxa-benzo[a]anthracene-5,7,12-triones: First total synthesis of 6-oxa-benzo[a]anthracen-5-ones

1. Martínez, A.
2. Fernández, M.
3. Estévez, J.C.
4. Estévez, R.J.
5. Castedo, L.