Design a musical work that abides by the outlined structure and integrates the assigned theme.
X:1
L:1/8
M:4/4
K:C
['', 'GCEA GCEA GCEG', '(3ccc Bc'  
X:1
L:1/8
M:4/4
K:C
 (3cBA |: GCEA GCEA | GCEG cd (3cBA | GCEA GCEC | (3G,G,G, B,D (3FFE FA | GCEA GCEA | 
 GCEG (3ccB cd | (3efe de cc (3BAG | cAGE DDEG :| (3cdc Bc AGEG | (3ccc Bc AAAB | (3ccc Bc AcGE | 
 (3DDE FG AA (3GAB | ceBc AGEG | (3ccc Bc AAAc | BddB (3AAG EC | DDEF Gd (3cBA :|  