Develop a musical composition incorporating the given motif while adhering to the outlined alphabetical form.
X:1
L:1/8
M:4/4
K:C
['z E EF G3 G ^FG c>d']  
X:1
L:1/8
M:4/4
K:C
 z4 z E EF |"C" G3 G ^FG c>d |"G" c2 B2 z D DE |"G7" F3 G BA G>A |"C" G4 z E EF | G3 G ^FG c>d | 
"D7" e2 d3 A Bc |"C/G" G3 c"G7" cB AB |"C" c4 z || c Bc |"G7" d4- de d>G |"C" c4 z2 c2 | 
"Am" c3 E"E7" c2 B2 |"Am" B2 A3 A Bc |"G7" d4- dc Bc |"C" e6"D7/F#" c2 |"C/G" G4-"G7" GA Bc | 
 B4"C" c4 |]  