Develop a musical composition by integrating the alphabetically represented musical pattern and the supplied melodic theme.
X:1
L:1/8
M:7/8
K:C
['cB (c3 c4)', 'e2 ede f2 e2 (g3 g2) fd']  
X:1
L:1/8
M:7/8
K:C
|:"^Bb:""E" EEE ^GA Bc | (B3 B4) | Bcd ed cB |"Am" (c3 c4) | d2 c ed cB |"F" (F3 F4) | A^GF AG FD | 
"E" (E3 E4) | z8 ::"E" (E3 E2) ^GA | (B3 B2) Bc | (d3 d)e/d/ cB |"Am" (c3 c4) ::"C" e2 e e2 e2 | 
 ede f2 e2 |"^(G3 G4)" (g3 g2) fd |"C" (e3 e4) |"Am" c2 c c2 c2 |"Dm" d2 c B2 A2 | A^GF AG FD | 
"E" (E3 E4) | z8 :|  