C111123313121111121111331333133313331333133313331333133313331323221232233131   >>    C11112331312111112111133133313331333133313331333133313331333132322123223313   <<    C111123313121111121111331333133313331333133313331333133313331323221232233133   >>      C111123313121111121111331333133313331333133313331333133313331323221232233132   >>