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- [29] NEW GERMACRANE DERIVATIVES FROM NANOTHAMNUS-SERICEOUS - X-RAY MOLECULAR-STRUCTURE OF (1R,4R,5R,6R,10R)-1,10-4,5-DIEPOXY-11-HYDROXYGERMACRAN-6-YL (Z)-2-METHYLBUT-2-ENOATE JOURNAL OF THE CHEMICAL SOCIETY-PERKIN TRANSACTIONS 1, 1988, (03): : 657 - 662
- [30] STRUCTURE OF 2 1,3-DIOXANE DERIVATIVES FROM 4',5'-DIMETHYLFUROCOUMARINS - 4A, 11A-DIHYDRO-4A, 11A-DIMETHYL-8H-PYRANO[3',2'-5,6]BENZOFURO[3,2-E]-1,3-DIOXAN-8-ONE AND 7A, 11A-DIHYDRO-7A, 11A-DIMETHYL-2H-PYRANO[2',3'-4,5]BENZOFURO[3,2-D] (1,3)DIOXAN-2-ONE JOURNAL OF CRYSTALLOGRAPHIC AND SPECTROSCOPIC RESEARCH, 1987, 17 (03): : 349 - 364