Create a musical piece that integrates the provided motif and follows the prescribed alphabetical structure.
X:1
L:1/8
M:2/2
K:A
['[Ec]2 [Ec]2', 'abaf ecea fagf edcB AFEF ea fedf']  
X:1
L:1/8
M:2/2
K:A
 [A_E]- | [AE]2 [Ec]2 [Ec]2 [Ec]2 | cBAc BAFB | (Ad) [df]2 [df]2 [d=f]2- | [df]edf ecBA | 
 E2 [Ec]2 [Ec]2 [Ec]B | cBAc BAFA | Bcde fgaf |1 edcB A2 :|2 ecBA A2 |:"^*" ef | ecea fagf | 
 ecea- abaf | ecea fagf | edcB AFEF | !slide![ee]2 ea fedf | ecef a2 (3efg | agab afed | cABA A2 :|  