Develop a musical arrangement using the specified sequence in alphabetic representation and the provided motif.
X:1
L:1/16
Q:3/8=50
M:3/8
K:D
['(e<g) A2', '(d<f) (e<g) A2', 'a2 b2a2f2']  
X:1
L:1/16
Q:3/8=50
M:3/8
K:D
 (f<a) | (g<a) (f<a) (e<a) | (d<f) A2 (d<f) | (e<g) A2 (c<e) | (e<g) A2 (f<a) | (g<b) (f<a) (e<g) | 
 (d<f) A2 (d<f) | (e<g) A2 (c<e) | d4 :: (d<f) | (e<g) A2 (c<e) | (d<f) A2 (d<f) | (e<g) A2 (c<e) | 
 (d<f) A2 (f<a) | (g<b) (f<a) (e<g) | (d<f) A2 (d<f) | (e<g) A2 (c<e) | d4 :: a2 | b2a2f2 | d4 a2 | 
 b2a2f2 | e4 a2 | b2a2f2 | (dcdfa)f | (e^defg)e | d4 :|  