Construct a musical piece that contains the provided motif and abides by the prescribed alphabetical scheme.
X:1
L:1/8
M:4/4
K:Amin
['d2 dc de c2', 'aeae aagf e6']  
X:1
L:1/8
M:4/4
K:Amin
 EAcA Acec | d2 dc de c2 | cege cege | d2 dc de c2 | cddc cBB_B | A8 | cddc cBB_B |1 A8 :|2 
 A4 cAce |: a6 gf | e6 e2 | aeae aagf | e6 e2 | a6 g2 | b6 g2 | aeae aagf | e6 d2 | cdef efef | 
 efef e2 d2 | dAAd dAAd | dcde d2 c2 | cddc cBB_B | A8 | cddc cBB_B |1 A4 cAce :|2 A8 ||  