C111113331333132322331333133313331311331322211211113313113313222321   >>    C11111333133313232233133313331333131133132221121111331311331322232   <<    C111113331333132322331333133313331311331322211211113313113313222323   >>      C111113331333132322331333133313331311331322211211113313113313222322   >>