Develop a musical piece employing the provided motif and an alphabet-based structure.
X:1
L:1/8
M:2/2
K:Ador
['A>G{A} (3GFG AGFD D>(G{A} (3G)FG AdcA BGgB', 'd>g (3ggg a>g (3ggg']  
X:1
L:1/8
M:2/2
K:Ador
 A>G{A} (3GFG AGFD | D>(G{A} (3G)FG AdcA | BGgB AFDE | FEFG AdcA :| d>g (3ggg a>g (3ggg | 
 dggg fdcA | d>g (3ggg a>g (3ggg | dcde fdcA | d>g (3ggg a>g (3ggg | dgge f2 fg | afge fdec | 
 dcde fdcA |]  