C31231211113313121211113313331323133313232212111133133323132323231   >>    C3123121111331312121111331333132313331323221211113313332313232323   <<    C31231211113313121211113313331323133313232212111133133323132323233   >>      C31231211113313121211113313331323133313232212111133133323132323232   >>