Produce a musical expression that follows the indicated alphabetical structure while integrating the provided thematic material.
X:1
L:1/8
M:2/4
K:G
['[GD][BG] [dB][dB] [dB][ec] [dB][BG] [cA][cA] [BG][BG] [AF][GD]']  
X:1
L:1/8
M:2/4
K:G
|:"G" [GD][BG] [dB][dB] | [dB][ec] [dB][BG] | [dB][dB]"D7" [cA][cA] |"G" [BG][BG] [AF][GD] :: 
"G" [BG]2"D7" [cA][AF] |"G" [BG]2"D7" [cA][AF] |"G" [BG][BG]"D7" [AF][AF] |1"G" [GD]3 [AF] :|2 
"G" [GD]3 z |]  