Develop a musical creation based on the specified alphabetical structure and given motif.
X:1
L:1/8
M:2/2
K:Gmin
['D2 GFGA GABc dcBA GABG F=EFG FGAB', 'G2 F2 B{cB}ABc BFDF B{cB}ABd fdcB AFcF']  
X:1
L:1/8
M:2/2
K:Gmin
 D2 | GFGA GABc | dcBA GABG | F=EFG FGAB | cfcA dcBA | BAB=B cA_Bc | dDFA dcBA | GFGg dcBA | 
 G2 B2 G2 || F2 | B{cB}ABc BFDF | B{cB}ABd fdcB | AFcF dFcF | ABcd cAFA | BAB=B cA_Bc | dDFA dcBA | 
 GFGg dcBA | G2 B2 G2 ||  