(+/-)-7a-methyl-2,3,7,7a,tetrahydro-1H-indene-1,5(6H)-dione
Wieland-Miescher ketone
Methyl 2-<5-(2-methyl-1,3-dioxolan-2-yl)-1-butynyl>benzoate
2-(5-hydroxy-1-hexynyl)-α-diazoacetophenone
(3aR,7aR)-3a-(3,4-Dimethoxyphenyl)-1-methylhexahydro-1H-indol-6(2H)-one