C111113331333132322331333133313331311233132212111133131121133121   >>    C11111333133313232233133313331333131123313221211113313112113312   <<    C111113331333132322331333133313331311233132212111133131121133123   >>      C111113331333132322331333133313331311233132212111133131121133122   >>