2-[2-cyclopentylimino-3-(2-methoxyphenyl)-4-oxo-1,3-thiazolidin-5-yl]acetic acid

2-[2-cyclopentylimino-3-(3-methylphenyl)-4-oxo-1,3-thiazolidin-5-yl]acetic acid

3-butylsulfanyloxolane-2,5-dione

propan-2-yl 4-chloro-4-oxobut-2-enoate

3-[(3-methylphenyl)methyl]oxolane-2,5-dione