C212313222213113313112113121111331323132233133313223313113313331322333311   >>    C21231322221311331311211312111133132313223313331322331311331333132233331   <<    C212313222213113313112113121111331323132233133313223313113313331322333313   >>      C212313222213113313112113121111331323132233133313223313113313331322333312   >>