Craft a musical arrangement that integrates the provided motif and upholds the required musical structure.
X:1
L:1/8
M:2/2
K:G
['G2 FG EGDB, G,A,B,D EA, A,2 DGGF', 'bgaf gedc BGBd :|2 g3 f e3', 'bgaf gabg ea a2 |1 g2', 'bgag egdc Bdef :|2 gbaf gfed (3Bcd'  
X:1
L:1/8
M:2/2
K:G
 G2 FG EGDB, | G,A,B,D EA, A,2 | DGGF GABd |1 gedc BGAF :|2 gedc BG G2 |: g3 a bgaf | g2 bg eaaf |1 
 g3 a bgaf | gedc BGBd :|2 g3 f e3 d | (3Bcd ed BGAF ||"^variations" |: G2 BG EGDB, | 
 G,A,B,D EA, A,2 | DGGF G2 Bd |1 edgd BcAB :|2 eBdc BGBd |: g3 a bgaf | gabg ea a2 |1 g2 dg bgag | 
 egdc Bdef :|2 gbaf gfed | (3Bcd eg edBA ||  