Develop a musical composition using the provided structural guidelines.
'Binary', 'Sectional: Verse/Chorus'  
X:1
L:1/8
Q:1/2=90
M:2/2
K:C
 C |[K:C]"^..Play the latter part for once only" f | ec c2 GE E2 | Dddc d2 df | ec c2 GE E2 | 
 CccB c3 :| f | ecgc acgc | Dddc d2 df | ecgc acgc | GccB c2 df | ecgc acgc | Dddc d2 df | 
 ecgc acgc | GccB c3 |]  