C312322331333132212111133133313331333133312121111331333131333131123313231323131   >>    C31232233133313221211113313331333133313331212111133133313133313112331323132313   <<    C312322331333132212111133133313331333133312121111331333131333131123313231323133   >>      C312322331333132212111133133313331333133312121111331333131333131123313231323132   >>