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:2/4
K:Bb
['FB/c/ BF', '']  
X:1
L:1/8
M:2/4
K:Bb
 F | FB/c/ BF | FB/c/ BF | FBFd | dg f2 | eg/^f/ [ge]2 | df/=e/ f2 | ce/d/ e2 | dBB |] !fermata!f | 
"^.." b"^.."a"^.."g"^.."f |"^.." b"^.."a"^.."g"^.."f |"^.." b"^.."a"^.."g"^.."f | ecce | 
"^.." a"^.."g"^.."f"^.."e |"^.." a"^.."g"^.."f"^.."e |"^.." a"^.."g"^.."f"^.."e | 
 [fd][dB]"^D.C."[dB] |]  