CH2=CH-CH2-CH=CH2, CH3-CH=CH-CH=CH-C(+)H2
http://www.chemicalregister.com/upload/cr/591-49-1.png (except it is attached to an (a) :NH2
group, (b) a C2-:NH2 group, (c) one of the carbons is replaced by an :O: group)
Sorry this if this is difficult to understand, the image uploader is not working for me.
Solution
If the double bonds are in conjugation or resonance, then the compound has
delocalised electrons. CH2=CH-CH2-CH=CH2, no conjugation CH3-CH=CH-CH=CH-C(+)H2
conjugation