[<2 9 -7 0|, <-1 -7 4 1|]

<<7 9 13 4 -2 1 -18 5 -22 -34|| sensis 34992/34375: |4 7 -5 0 -1> 28.68050

<<7 9 13 31 -2 1 25 5 41 42|| sensus 2200/2187: |3 -7 2 0 1> 29.48606

<<7 9 13 -15 -2 1 -48 5 -66 -87|| sensor 6912/6875: |8 3 -4 0 -1> 37.94213