Construct a musical piece that follows the designated lettered structure and integrates the provided motif throughout.
X:1
L:1/8
M:4/4
K:C
['ad ce b udecaO fe D |[M:6/8][K:D][Q:1/8=180]', 'd c2 E EFG ABA', 'agf e2 c A2 c e2 f']  
X:1
L:1/8
M:4/4
K:C
 ad ce b udecaO !>!ea"^Kishkeam Lasses" fe D |[M:6/8][K:D][Q:1/8=180] (3A/B/c/ |: d3 e2 d | 
 c2 E EFG | ABA A2 G | F2 E DFA | d3 e2 d | c2 E EFG | ABA GFE |1 D3 D3 :|2 D3 D2 || e | 
 f2 d A2 d | f2 g agf | e2 c A2 c | e2 f gfe | f2 d A2 d | f2 g agf | ecA ABc | d3 d2 :|  