Develop a musical composition centered around the provided motif while maintaining the appropriate form.
X:1
L:1/8
Q:3/8=120
M:6/8
K:Dmix
['d2 e f2 g', 'F3 A3 cBA cBA'  
X:1
L:1/8
Q:3/8=120
M:6/8
K:Dmix
"^Key as in MS" d2 e f2 g | fed cBA | d2 e f2 g | agf gfe | d3 def | A3 AGF | G2 B A2 G | AFD D3 :: 
 F3 A3 | cBA cBA | G3 B3 | dcB dcB | F3 A3 | cBA cBA |"^unclear in MS" G2 A B2 G | FDD D3 :|  