C1111121111331311211331333133313331333133313121111331333132322333231322321   >>    C111112111133131121133133313331333133313331312111133133313232233323132232   <<    C1111121111331311211331333133313331333133313121111331333132322333231322323   >>      C1111121111331311211331333133313331333133313121111331333132322333231322322   >>