Construct a musical composition utilizing the provided motif and conforming to the specified structure.
X:1
L:1/8
M:3/4
K:F
['c>a ac f>g f2 eB d2 c2'  
X:1
L:1/8
M:3/4
K:F
|:"F" c>a ac f>g |"Bb" f2 eB d2 |"C7" c2 BG E>G |1,3"F" F2 FA c2 :|2,4"F" F2 F4 ::"F" A2 FA d>A | 
"Gm" c2 BA G>F |"C" E>G ce g>e |1,3"F" f2 af c>B :|2,4"F" f2 f4 :|  