" Structure of the compound whose IUPAC name is "3" -ethyl-2-hydroxy-4-methylhex-3-en-S-ynoic acid is "

Structure of the compound whose IUPAC name is 3-ethyl-2-hydroxy-4-methylhex-3-en-5-ynoic acid is

Structure of the compound whose IUPAC name is 3-ethyl-2-hydroxy-4-methyhex-3-en5-ynoic acid is

Structure of the compund whose IUPAC name is 3 -ethyl- 2 -hydroxy- 4 -methylhex- 3 -en- 5 -ynoic acid is

Structure of the compound whose IUPAC name is 3- ethyl -2- hydroxy -4- methylhex -3- en -5- ynoic acid is

Structure of the compound whose IUPAC name is 3- ethyl -2- hydroxy -4- methylhex -3- en -5- ynoic acid is