Assemble a piece of music by merging the alphabetic representation of the predetermined musical pattern and the provided melodic theme.
X:1
L:1/8
M:4/4
K:C
['', 'AcGc ecgc', 'AGEG cAGE AFDC']  
X:1
L:1/8
M:4/4
K:C
 EF |: Gc c/c/c AcGc | ecgc egce | fedc BGAB | cdea g2 EF | GcBc AcGc | ecgc (3efg ce | 
 fedc BGAB |1 dcBd cAEF :|2 dcBd cAGE |: CDEC A,CG,A, | CEGc AGEG | cAGE AFDC | B,CDE F3 D | 
 CDEC A,CG,A, | CEGc AGEG | cAGE AFDC |1 B,CDB, C2 G,A,B, :|2 B,CDB, CDEF ||  