C1111121111331311211331333133313331323132322331333132322232213233311   >>    C111112111133131121133133313331333132313232233133313232223221323331   <<    C1111121111331311211331333133313331323132322331333132322232213233313   >>      C1111121111331311211331333133313331323132322331333132322232213233312   >>