C31231211113313121211113313331323133313331333132212111133133313233133311   >>    C3123121111331312121111331333132313331333133313221211113313331323313331   <<    C31231211113313121211113313331323133313331333132212111133133313233133313   >>      C31231211113313121211113313331323133313331333132212111133133313233133312   >>