Identify the following mediastinal structures.

A. SVC
B. Right brachiocephalic vein
C. Right subclavian vein
D. Right subclavian artery
E. Right internal jugular vein
F. Right common carotid artery
G. Right brachiocephalic artery
H. Left common carotid artery
I.  Left internal jugular vein
J.  Left subclavian artery
K. Left subclavian vein
L. Left brachiocephalic vein