Incorporate the given motif and use the alphabetical representation of the specified musical sequence to compose a distinctive musical piece.
X:1
L:1/8
M:4/4
K:Dmix
['c A<dd>A FDDF EcGc ECCE D<dd>A F[DA][DA]g', 'a<daf gcca g<cge']  
X:1
L:1/8
M:4/4
K:Dmix
 c | A<dd>A FDDF | EcGc ECCE | D<dd>A F[DA][DA]g | fde^c d/d/d d :| g | fddf a<daf | gcca g<cge | 
 fddf a<dag | e<cge d2 dc | d2 db a<daf | gcca g<cge | dfeg fagb | afge [df]/[df]/d d ||  