Compose a piece of music using the provided motif and follow the designated alphabet character structure.
X:1
L:1/8
Q:1/4=128
M:6/8
K:Cmin
['G>GG GGA B>AG-GFF G2 F F2 =E']  
X:1
L:1/8
Q:1/4=128
M:6/8
K:Cmin
|: G>GG GGA | B>AG-GFF | G2 F F2 =E | F2 F4- | F4- F2 | G>GG GGA | B>AG-GFF | G2 F F2 =E | 
 F2 F DED | E>DC-C>DC/B,/ | C3 DED | E>DC-C>DC/B,/ | C6 :|  