C212313222213113313112113121111331323132233133313223313331121131321   >>    C21231322221311331311211312111133132313223313331322331333112113132   <<    C212313222213113313112113121111331323132233133313223313331121131323   >>      C212313222213113313112113121111331323132233133313223313331121131322   >>