Construct a melodic piece using the designated alphabetic pattern and the provided musical theme.
X:1
L:1/8
Q:1/4=120
M:4/4
K:Cmin
['EC C', 'e/c/g/c/ a/c/g/c/']  
X:1
L:1/8
Q:1/4=120
M:4/4
K:Cmin
 G, | G,CEG cgec | B/c/dBG FDB,D | CEGF/E/ DFBG | FDB,D EC C G, | G,CEG cgec | B/c/dBG FDB,D | 
 CEGF/E/ DFBG | FDB,D EC C d | egbg agfe | defg fdBf | egba/g/ agfe | dBfd cd cd | egbg agfe | 
 defg fdBf | gfed cdec |[K:C] BGFD EC C |: f |"C" e/c/ c G/E/ E/ |"F" D/d/d/^c/ d d/f/ | 
"C" e/c/ c G/E/ E/ |"G" A/c/c/B/"C" c c/f/ |"C" e/c/ c G/E/ E/ |"F" D/d/d/^c/ d d/f/ | 
"C" e/c/ c"G" G/E/ E | G/c/-c/B/"C" c-c/ :: f/ |"C" e/c/g/c/ a/c/g/c/ |"F" D/d/d/^c/ d-d/f/ | 
"C" e/c/g/c/ a/c/g/c/ |"G" G/c/c/B/"C" c c/f/ |"C" e/c/g/c/ a/c/g/c/ |"F" D/d/d/^c/ d-d/f/ | 
"C" e/g/c/g/"F" f/a/d/f/ |"G" G/c/-c/B/"C" c-c/ :|  