C111123313121111121111331333133313331323221211113313331333212221   >>    C11112331312111112111133133313331333132322121111331333133321222   <<    C111123313121111121111331333133313331323221211113313331333212223   >>      C111123313121111121111331333133313331323221211113313331333212222   >>