C111123313121111121111331333133313331333112221211111211111323211331323221322321   >>    C11112331312111112111133133313331333133311222121111121111132321133132322132232   <<    C111123313121111121111331333133313331333112221211111211111323211331323221322323   >>      C111123313121111121111331333133313331333112221211111211111323211331323221322322   >>