C312322331333132212111133133313331333133312121111331122112323131333131   >>    C31232233133313221211113313331333133313331212111133112211232313133313   <<    C312322331333132212111133133313331333133312121111331122112323131333133   >>      C312322331333132212111133133313331333133312121111331122112323131333132   >>