Node F (40,20)
Node N (80,40)
Node A (360,60)
Node H (200,80)
Node I (20,100)
Node G (180,120)
Node J (100,140)
Node B (380,160)
Node C (300,180)
Node K (140,200)
Node D (340,220)
Node E (280,240)
Node M (240,260)