Develop a musical composition using the outlined alphabetical depiction of the structure and the provided theme.
X:1
L:1/8
Q:1/8=180
M:4/4
K:D
['cdec dedA FDFA', 'd2 ad']  
X:1
L:1/8
Q:1/8=180
M:4/4
K:D
 dcdA FDFA | dcdB cdec | dedA FDFA | BedB cABc | dcdA FDFA | d2 Bd cdec | dedA FDFA | Beed cABc || 
 d2 ad fdad | fdaf gece | d2 ad bdad | cA A2 cdec | d2 ad bdag | fdaf gfec | defg abaf | 
 gfge cdec ||"^last time" d4 z4 |]  