C312312111111331312111133133313231333133313112331323132322331313331323132111   >>    C31231211111133131211113313331323133313331311233132313232233131333132313211   <<    C312312111111331312111133133313231333133313112331323132322331313331323132113   >>      C312312111111331312111133133313231333133313112331323132322331313331323132112   >>