C111113331333132322331333133313331311331323133112111113232213221   >>    C11111333133313232233133313331333131133132313311211111323221322   <<    C111113331333132322331333133313331311331323133112111113232213223   >>      C111113331333132322331333133313331311331323133112111113232213222   >>