C312312111133131212111133133313231333133313331322331323132331233131   >>    C31231211113313121211113313331323133313331333132233132313233123313   <<    C312312111133131212111133133313231333133313331322331323132331233133   >>      C312312111133131212111133133313231333133313331322331323132331233132   >>