C312322331333132212111133133313113313331331121333132313331323133313123111   >>    C31232233133313221211113313331311331333133112133313231333132313331312311   <<    C312322331333132212111133133313113313331331121333132313331323133313123113   >>      C312322331333132212111133133313113313331331121333132313331323133313123112   >>