Construct a piece of music using the designated motif as the basis, while ensuring the required form is followed.
X:1
L:1/8
M:4/4
K:Amin
['EAcA BcdB caa^g aba=g', 'c2 ec gcec'  
X:1
L:1/8
M:4/4
K:Amin
 EAcA BcdB | caa^g aba=g | e^fge dB (3BAB | cABG AGED | EAcA BcdB | caa^g aba=g | ecgc Bdgf | 
 ecdB A4 :| c2 ec gcec | fedf ecAB | c2 ec gcec | eaab a2 gf | e2 de ceBe | A2 GA FADA | 
 EAcA Bdgf | ecdB A4 :|  