C312322331333132212111133133313331333131133113313331333131211113313112113211111   >>    C31232233133313221211113313331333133313113311331333133313121111331311211321111   <<    C312322331333132212111133133313331333131133113313331333131211113313112113211113   >>      C312322331333132212111133133313331333131133113313331333131211113313112113211112   >>