C313212111133131211331333133313331333133313231333133313331333131133132331213221   >>    C31321211113313121133133313331333133313331323133313331333133313113313233121322   <<    C313212111133131211331333133313331333133313231333133313331333131133132331213223   >>      C313212111133131211331333133313331333133313231333133313331333131133132331213222   >>