C31231211113313121211113313331323133313331333132212111133133313331333221313231   >>    C3123121111331312121111331333132313331333133313221211113313331333133322131323   <<    C31231211113313121211113313331323133313331333132212111133133313331333221313233   >>      C31231211113313121211113313331323133313331333132212111133133313331333221313232   >>