Craft a musical piece that incorporates the given motif and follows the outlined structure.
X:1
L:1/16
M:2/4
K:D
['cBAg faec', 'cAeA fAeA dfec'  
X:1
L:1/16
M:2/4
K:D
 d2 | cBAg faec | dfec B2Bd | cBAg faec | dfec A2A2 :| cAeA fAeA | dfec B2Bd | cAeA fAeA | 
 dfec A2Ad | cAeA fAeA | dfec d2fg | afge fece | afec A2A2 ||  