vdnn wdnn1 xdnn1b ydnn zdnn1
k4nn1 l4nn1b m4nn n4nn1 o4nn1b
9uon1b avon bvon1 cvon1b dvon
ylpn zlpn1 0lpn1b 1lpn 2lpn1
ncqn1 ocqn1b pcqn qcqn1 rcqn1b