Produce music using the specified musical structure depicted in letters along with the provided musical theme.
X:1
L:1/8
M:2/2
K:C
['d2 d^c defg']  
X:1
L:1/8
M:2/2
K:C
"C" e3 d cBcA |"C" GAGF EGFE |"G7" DGBG dGBG |"G7" DGBd gagf |"C" efed cBcA |"C" GAGF EGFE | 
"G7" DGBG dGAB |1"G7" cedB"C" c2 z2 :|2"G7" cedB"C" c2 |:[K:G] Bc |"G" d2 d^c defg | 
"G" d2 d^c defg |"Em" B3 c BAGA |"Em" BcBA"^D7;Em" B2 Bc |"G" d2 d^c defg |"G" d2 d^c defg | 
"D7" abag fdef |1"D7" gagf"G" g2 :|2"D7" gagf"G" g2 z2 |:[K:C]"C" c2 ec gcea |"C" ggec"G" BcdG | 
"C" c2 ec gcea |"C" ggec"G" Bc d2 :|  