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:A
['d>c B>A B<c E>A']  
X:1
L:1/8
M:4/4
K:A
 e>c | d>c B>A B<c E>A | F<A d>f e2 (3efg | a>e f<a f>e d<c | c>B A<c B2 c>B | d>c B>A B<c E>A | 
 F>A d>f a2 g>f | e<a e>c B>f e>d | c2 A2 A4 |]  