Develop a musical composition utilizing the presented motif and adhering to the required structure.
X:1
L:1/16
M:2/4
K:C
['c2ec g2ec Bcde']  
X:1
L:1/16
M:2/4
K:C
 G2 |"C" c2ec g2ec |"C" c2ec"G7" Bcde |"C" c2ec g2fe |"Dm" fedc"G7" Bcde |"C" c2ec g2ec | 
"C" c2ec"G7" Bcde |"Am" c2ec"Em" g2fe |"Dm" fedc"G" Bcde |"Am" c2ec"Em" B2eB |"F" A2cA"C" G2AG | 
"G7" F2GF"C" EGce |"D7" dABc"G" edBG |"Am" c2ec"Em" BBeB |"F" A2cA"C" G2AG |"Dm" F2GF"C" EGce |1 
"^F-G" AdBG"C" c2G2 :|2"^F - G" AdBG"C" c2 z2 ||  