i. 2-Ethylprop-2-en-l-ol`
ii. But-2-en-1-el
iii. Propane-1,3,-diamine
iv. But-2-en-l-oic acid
v. 4-Methypent-3-en-2-one
vi. Prop-2-ene-1-nitrile
vii. Ethane-1,2-dial
viii. But-2-yne-1,4- dioic acid
ix. Methy1-2-methylprop-2-en-1-oate
x. 3-Chloro-N-ethy1-3-methy1pentan-1-amide
2-Methoxypropan-1-al
xii. 2,4-Dimethy1-3-(1- methyethy1)petan-3-ol
xiii. 3-Phenylpro-2-en-1-oic acid