The following observations are recorded about 3 isomers of $C_3{H}_{9}N$ .
$\Rightarrow$ Isomer X is prepared by Gabriel phthalimide synthesis with higher rate than other $1^{\circ }$amine isomer Y
$\Rightarrow$ Isomer Z reacts with Hinsberg’s reagent and the product formed is insoluble in alkali 

Pick up correct statements about X;Y & Z