Formulate a musical piece by utilizing the specified motif and alphabet-based structure.
X:1
L:1/8
M:3/4
K:G
['D G>A BB/c/ BG B>c dd/e/ dB', 'G3 A BB/c/ B/B/A/A/ AA BB/c/ dc/B/']  
X:1
L:1/8
M:3/4
K:G
 D | G>A BB/c/ BG | B>c dd/e/ dB | d>d cc BB | A/F/A/B/ G3 :: A | BB/c/ B/B/A/A/ AA | 
 BB/c/ dc/B/ AA | BA/B/ cd/c/ Bc/B/ | A/F/A/B/ G3 :|  