C1111133313331323223313331333133313112113313113313331323331122233131   >>    C111113331333132322331333133313331311211331311331333132333112223313   <<    C1111133313331323223313331333133313112113313113313331323331122233133   >>      C1111133313331323223313331333133313112113313113313331323331122233132   >>