C312322331333132212111133133313331312111133132313331313113311321   >>    C31232233133313221211113313331333131211113313231333131311331132   <<    C312322331333132212111133133313331312111133132313331313113311323   >>      C312322331333132212111133133313331312111133132313331313113311322   >>