B33113313132313113313223313331323132322332233132313331323132312321   >>    B3311331313231311331322331333132313232233223313231333132313231232   <<    B33113313132313113313223313331323132322332233132313331323132312323   >>      B33113313132313113313223313331323132322332233132313331323132312322   >>