C11111211113313112113313331333133313331333132212111133133313331322113131   >>    C1111121111331311211331333133313331333133313221211113313331333132211313   <<    C11111211113313112113313331333133313331333132212111133133313331322113133   >>      C11111211113313112113313331333133313331333132212111133133313331322113132   >>