Design a tuneful piece that utilizes the given musical sequence as a key element.
'Binary', 'Sectional: Verse/Chorus'  
X:1
L:1/8
Q:1/4=100
M:2/4
K:D
 A | (d/e/).d/.c/ dA | dfaf | (e/d/).e/.f/ ef | agec | (d/e/).d/.c/ dA | d2 af | e/f/g ce | d3 :: 
 e>fed | ceac' | b/a/b/c'/ b^g | a2 e2 | e>fed | ceac' | b2 ^g2 | a3 :|  