C111113331333132322331333133313331311331323133112111112111133112211232322321   >>    C11111333133313232233133313331333131133132313311211111211113311221123232232   <<    C111113331333132322331333133313331311331323133112111112111133112211232322323   >>      C111113331333132322331333133313331311331323133112111112111133112211232322322   >>