C312322331333132212111133133313113313331331121333132313331312321   >>    C31232233133313221211113313331311331333133112133313231333131232   <<    C312322331333132212111133133313113313331331121333132313331312323   >>      C312322331333132212111133133313113313331331121333132313331312322   >>