diethyl 1-(methylthio)methylphosphonate
((Z)-1-Methylsulfanyl-2-phenyl-propenyl)-phosphonic acid diethyl ester
diethyl methylsulfonylmethylphosphonate
((1E,3Z)-1-Methylsulfanyl-4-phenyl-buta-1,3-dienyl)-phosphonic acid diethyl ester
((1Z,3E)-1-Methylsulfanyl-4-phenyl-buta-1,3-dienyl)-phosphonic acid diethyl ester