Develop a musical composition by utilizing the given alphabetic notation and supplied motif.
X:1
L:1/4
Q:1/4=70
M:3/4
K:C
['(A/B/) (c e c) (B d B)', 'G c3/2 (d/e/^f/)']  
X:1
L:1/4
Q:1/4=70
M:3/4
K:C
"_vb" (A/B/) | (c e c) | (B d B) | (A G2- | G2) (A/B/) | (c e c) | (B d B) | A3- | A2 (A/B/) | 
 c e c | B g B | A G2- | G2 (e/>d/) | (c B A) | (E ^F ^G) | A3- | A2 || G | c3/2 (d/e/^f/) | 
 (g e c) | (B G2- | G2) G | c3/2 (d/e/^f/) |{a} g e ^g | a3- | a2 (b/a/) | g3/2 (f/e/d/) | B g B | 
 A G2- | G2 (e/d/) | c3/2 (B/A/G/) | (E ^F ^G) | A3- | A2 |]  