(3-alpha,4-beta,6-alpha)-Tetrahydro-3,4-diphenyl-6-methyl-2H-pyran-2-one 2H-Pyran-2-one, tetrahydro-3,4-diphenyl-6-methyl-, (3-alpha,4-beta,6-alpha)- 80575-30-0 Methyl-6 diphenyl-3,4 tetrahydro-3,4,5,6 pyrone-2 (3R*,4S*,6R*) [French]