C111113331333132322331333133313331333133313112113313231333112131   >>    C11111333133313232233133313331333133313331311211331323133311213   <<    C111113331333132322331333133313331333133313112113313231333112133   >>      C111113331333132322331333133313331333133313112113313231333112132   >>