Construct a piece of music by converting the stated musical sequence into an alphabetical format and integrating the supplied motif.
X:1
L:1/8
M:4/4
K:D
['A3 B AFDF A2 FA GECE', 'FD D2', 'df f2 dffe dcdB AFDA ce e2']  
X:1
L:1/8
M:4/4
K:D
 dB | A3 B AFDF | A2 FA GECE | A3 d BdAF | ED D2 EFGB | A3 B AFDF | A2 FA GECE | A2 d BdAF | 
 ED D2 EF |] GE | FD D2 FDGD | FD D2 GECE | FD D2 FDGD | EDCD EF :| GA | df f2 dffe | dcdB AFDA | 
 ce e2 ceec | B2 GB AFDA | df f2 dffe | dcdB AFDA | ce e2 faec | dfAc d2 |]  