Develop a musical composition incorporating the given motif while adhering to the outlined alphabetical form.
X:1
L:1/16
M:4/4
K:C
['G2GA BcdB cBcd', '|{a} gfga bgdB']  
X:1
L:1/16
M:4/4
K:C
[M:2/4][K:G] .a2b2c2 (3DEF | G2GA BcdB | cBcd e2(3def | gfge dBGB | cBAG FADF | G2GA BcdB | 
{d} cBcd edeg | bgdB{d} cAFD | G2G2G2 :: (3def |{a} gfga bgdB |{d} cBcd ecAf |{a} gfga bgdB | 
 cdef g2ga | (3bag fa (3gfe df | (3edc ge dBGB | dgfg ecAF | G2G2G2 :|  