Compose a melodious orchestration that adheres to the designated chord structure.
'D', 'A', 'D', 'D', 'G', 'Gdim', 'D', 'A', 'D', 'A', 'D', 'F#', 'Bm', 'Em', 'F#', 'Bm', 'Em', 'F#', 'Bm'  
X:1
L:1/16
Q:1/4=110
M:2/4
K:D
|:"^A""D" (^ga)(fd) (Ad)(fd) |"A" (fg)(ec) (Ac)(ec) | (AB)(c^d) (ef)(ge) |1 
 (fg)(ec)"D" (df)(aA) :|2"D" d2 z2 z4 ||"^B""G"{^ac'} b8 |{^ac'} b8 |"Gdim"{^ac'} b8 |{^ac'} b8 | 
"D" b2>a2 d'=c'ba | b2>a2 g2gf |"A" fg(e2 e4 | e6) A2 |:"^C""D" defg a2g2 |"A" f2>e2 d2c2 | 
"D" c2dc defc | d4 a4 | defg a2g2 |"F#" f2>e2 d2c2 |"Bm" B2B^A Bcdc |1 B4 B2A2 :|2 B6 z2 |: 
"^D""Em" (fg)(ge) (e^d)(ef) | (e_b)(gf) (ed)(cB) |"F#" (cd)(dc) (cB)(cd) |"Bm" Bcde f2B2 | 
"Em" (fg)(ge) (e^d)(ef) | (e_b)(gf) (ed)(cB) |"F#" (cd)(dc) (cB)(cd) |1"Bm" BF^G^A B2 z2 :|  