B33113313132313113313223313331323132313331333133112111112111112132233131   >>    B3311331313231311331322331333132313231333133313311211111211111213223313   <<    B33113313132313113313223313331323132313331333133112111112111112132233133   >>      B33113313132313113313223313331323132313331333133112111112111112132233132   >>