(1E)-1-{5-methyl-4-[(4-methylphenyl)sulfonyl]-4,5-dihydro-1,3-oxazol-2-yl}but-1-en-1-yl butyrate InChI=1/C19H25NO5S/c1-5-7-16(25-17(21)8-6-2)18-20-19(14(4)24-18)26(22,23)15-11-9-13(3)10-12-15/h7,9-12,14,19H,5-6,8H2,1-4H3/b16-7 butanoic acid, (1E)-1-[4,5-dihydro-5-methyl-4-[(4-methylphenyl)sulfonyl]-2-oxazolyl]-1-butenyl ester