C11111211113313112113313331333133313331312322121111331333132233132321133131   >>    C1111121111331311211331333133313331333131232212111133133313223313232113313   <<    C11111211113313112113313331333133313331312322121111331333132233132321133133   >>      C11111211113313112113313331333133313331312322121111331333132233132321133132   >>