Produce a musical expression that follows the indicated alphabetical structure while integrating the provided thematic material.
X:1
L:1/8
M:4/4
K:C
['G c3 d cBAG G2 Bd e2', 'e f3 g']  
X:1
L:1/8
M:4/4
K:C
 G | c3 d cBAG | G2 Bd e2 (ge) | dBAG E>DEG | G6 z || e | f3 g fedB | d2 eg g3 e | f3 g fege | 
 dBAG E3 e | f3 g fe g2 | G2 Bd e2 ge | dBAG E>DEG | G6 z ||  