Formulate a musical piece by utilizing the specified motif and alphabet-based structure.
X:1
L:1/8
M:4/4
K:D
['A3 B AFFA (3Bcd cA G3 B', 'ecde fdde gabg afed efga b f3']  
X:1
L:1/8
M:4/4
K:D
 A3 B AFFA | (3Bcd cA G3 B | A F3 ABdf |1 eBBA BcdB :|2 eBBA Bcde || f3 d g3 e | f3 d ecde | 
 fdde gabg | afed efga | b f3 afec | defd efdB | A F3 ABdf | eBBA BcdB ||  