B33113313132313113313223313331323221323132233132313331323223231   >>    B3311331313231311331322331333132322132313223313231333132322323   <<    B33113313132313113313223313331323221323132233132313331323223233   >>      B33113313132313113313223313331323221323132233132313331323223232   >>