b2609 b2608 b2607 b2606
b2609 0 1.41421356237309 1.73205080756888 40.1497197997695
b2608 1.41421356237309 0 2 48.4355241532493
b2607 1.73205080756888 2 0 14.3874945699382
b2606 40.1497197997695 48.4355241532493 14.3874945699382 0