1-bromo-5-iodopentane

methyl (2S)-2-[(2-methylpropan-2-yl)oxycarbonylamino]-3-pent-4-enoxypropanoate

6-hydroxy-6-pent-4-enylpyran-3-one

oct-7-en-3-ol

(5-pent-4-enylfuran-2-yl)methanol