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
Q:1/4=100
M:4/4
K:Gmix
['d2 c2']  
X:1
L:1/8
Q:1/4=100
M:4/4
K:Gmix
 G2 | E2 C2 E2 (Gc) | c3 A B2 c2 | d2 c2 (BG) A2 | G6 G>G | E2 C>C E2 G2 | c3 A B2 (cd) | 
 d2 c2 (BG) A2 | G6 (Gd) | d3 d B2 G2 | G>(c-c>B) G2 (AB) | c<c B2 G2 E2 | D6 G>G | E>EC>C E2 G2 | 
 (c3 A) B2 c>c | d2 c2 (BG) A2 | G6 G2 | d3 B (GA) B2 | c3 (c/B/) G3 F | F2 C2 F2 G2 | c6 B>c | 
 d2 c2 B2 c>c | A2 D2 F2 (Ac/)c/ | B2 G2 B2 A2 | G6 ||  