methyl 2-((1R,2S,3R,4S)-4-(tert-butyldimethylsilyloxy)-2-((4-methoxybenzyloxy)methyl)-3-methylcyclopentyl)acetate

methyl 2-((1R,2S,3R,4S)-4-hydroxy-2-((4-methoxybenzyloxy)methyl)-3-methylcyclopentyl)acetate

methyl 2-((1R,2S,3R,4S)-2-((4-methoxybenzyloxy)methyl)-3-methyl-4-(methylthiocarbonothioyloxy)cyclopentyl)acetate

(2R,3S,5S)-3-((tert-butyldimethylsilyl)oxy)-2-chloro-2-methyl-5-(prop-1-en-2-yl)cyclohexan-1-one

methyl (1S,2R,3S,5S)-3-((tert-butyldimethylsilyl)oxy)-2-methyl-5-(prop-1-en-2-yl)cyclopentane-1-carboxylate