C312322331333132212111133133313331333133312121111121133131133132313331221   >>    C31232233133313221211113313331333133313331212111112113313113313231333122   <<    C312322331333132212111133133313331333133312121111121133131133132313331223   >>      C312322331333132212111133133313331333133312121111121133131133132313331222   >>