Design a piece of music by fusing the provided alphabetic indicator and the predetermined tune.
X:1
L:1/16
Q:3/8=60
M:3/8
K:F
['FG A4 B2 c2(de).f2', 'f4 (BA) .G2.G2 AG .F2.F2 GF EFGABG']  
X:1
L:1/16
Q:3/8=60
M:3/8
K:F
 FG | A4 B2 | c2(de).f2 | (BABcdB) | G4 FG | A4 B2 | c2(de).f2 | efgcde | f4 :| (BA) | .G2.G2 AG | 
 .F2.F2 GF | EFGABG | c4 ba | .g.g.g2 ag | .f.f.f2 gf | efgcde |"^DC" f4 |]  