Generate a musical piece using the presented motif and follow the alphabetical structure provided.
X:1
L:1/8
Q:1/2=112
M:2/2
K:C
['G2 A2 c2 B2 c4']  
X:1
L:1/8
Q:1/2=112
M:2/2
K:C
"^A""C" c2 c2"F" dcBA |"G" G6 G2 |"F" A2 c2"G" c2 B2 |"C" c4 c4 |"Am" c2 c2"D7" dcBA |"G" G6 G2 | 
"F" A2 c2"G" c2 B2 |"C" c4 c4 |:"^B""C" g3 f efge |"G" f3 e defd |"Am" e3 d cdec |"G" d3 c BcdB | 
"F" c3 B ABcA |"G" B3 A"C" G2 G2 |"F" A2 c2"G" c2 B2 |"C" c4 c4 :|  