(2S,3R)-(Z)-2,3-epoxy-hept-4-enal

(2R,3R)-(Z)-2,3-epoxy-hept-4-en-1-ol

(2R,3R)-(Z)-2,3-epoxy-4-(tert-butyldimethylsilyloxy)hept-4-ene

(3S,4S)-5-(Z)-benzylidene-3-((4R,5R)-(Z)-4,5-epoxy-3-hydroxy-2-methylnon-6-enoyl)-3-hydroxy-4-triisopropylsiloxypyrrolidin-2-one

(5S,9S)-8-(Z)-benzylidene-2-((1S,2R)-(Z)-1,2-epoxyhex-3-enyl)-3-methyl-9-triisopropylsiloxy-1-oxa-7-azaspiro[4.4]non-2-ene-4,6-dione