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- [32] STRAINED KETENES FROM ALPHA-BROMOACYL PHOSPHATES - (TRICYCLO[4.4.1.0/1,6]UNDECA-3,8-DIEN-11-YLIDENE)METHANONE AND ITS HEPTACYCLIC DIMER - A DISPIROBRIDGED DIPROPELLANE (1,1'',4,4'',5,5'',8,8''-OCTAHYDRODISPIRO[[4A,8A]METHANONAPHTHALENE-9,1'-CYCLOBUTANE-3',9''-[4A,8A]METHANONAPHTHALENE]-2',4'-DIONE) HELVETICA CHIMICA ACTA, 1988, 71 (08) : 1930 - 1936
- [33] SYNTHETIC STUDIES IN RESIN ACID SERIES .7. SYNTHESES OF 1ALPHA-METHYL-1BETA,4ABETA-DICARBOXY-1,2,3,4,4A,9,10,10ABETA-OCTAHYDROPHENANTHRENE AND 1BETA,4ABETA-DICARBOXY-1,2,3,4,4A,9,10,10AALPHA-OCTAHYDROPHENANTHRENE INDIAN JOURNAL OF CHEMISTRY, 1974, 12 (09): : 948 - 955
- [35] Dimethyl 6-methoxy-4aβ-methyl-9-oxo-1,2,3,4,4a,9,10,10aβ-octahydro-phenanthrene-1,1-dicarboxylate ACTA CRYSTALLOGRAPHICA SECTION C-STRUCTURAL CHEMISTRY, 2003, 59 : O132 - O134
- [39] SYNTHESIS OF (-)-1,2BETA,3,4,4A,5,6,7,8,8ABETA-DECAHYDRO-4AALPHA,8BETA-DIMETHYL-7-OXO-2-NAPHTHOIC ACID METHYL ESTER JOURNAL OF ORGANIC CHEMISTRY, 1969, 34 (03): : 732 - &