B33113313132313113313223313331323223313232212331323132313231132321   >>    B3311331313231311331322331333132322331323221233132313231323113232   <<    B33113313132313113313223313331323223313232212331323132313231132323   >>      B33113313132313113313223313331323223313232212331323132313231132322   >>