C312322331333132212111133133313331333131133113313331333131211111333133313222211   >>    C31232233133313221211113313331333133313113311331333133313121111133313331322221   <<    C312322331333132212111133133313331333131133113313331333131211111333133313222213   >>      C312322331333132212111133133313331333131133113313331333131211111333133313222212   >>