Develop a musical composition incorporating the given motif while adhering to the outlined alphabetical form.
X:1
L:1/8
M:4/4
K:Emin
['(3BBB B2', 'B,B,D(E E)EED EGAB |1 AAGG EEG(A A)AGG']  
X:1
L:1/8
M:4/4
K:Emin
 e2 (3BBB B2 AB | dB (3BBB B2 AG | A2 AB GA E2 | DEB,D EGeg | e2 (3BBB B2 AB | dB (3BBB B2 AG |1 
 AAGG EEG(A | A)AGG gfed :|2 AG (G2 G)BAG | AG (E2 E)GAB |]: AAGG EEG(A | A)AGG EDB,D | 
 EEDD B,B,D(E | E)EED EGAB |1 AAGG EEG(A | A)AGG EDB,D | E2 ED EGD(E | E) E2 D EGAB :|2 
 ABG(A A2) Bd | A B2 A Bdeg | e3 (e e2) eg | aAgG e d3 :|  