N 17 3 n

N 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 n
N 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 n
N 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 nN 17 3 n