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:3/8
K:C
['d2 c', 'cde fed cde']  
X:1
L:1/8
M:3/8
K:C
 G | A2 c | d2 c | B/c/df | ecG | A2 G | d2 c | B/c/dB | c2 :: G | cde | fed | cde | dcG | cde | 
 fed | cde | d2 :|  