b1408 b1409 b1410 b1411
b1408 0 5.91607978309962 12.369316876853 205.119477378429
b1409 5.91607978309962 0 12 53.5443741209102
b1410 12.369316876853 12 0 8.94427190999916
b1411 205.119477378429 53.5443741209102 8.94427190999916 0