B33113313132313113313223313331323221323223313231323223313331313231131   >>    B3311331313231311331322331333132322132322331323132322331333131323113   <<    B33113313132313113313223313331323221323223313231323223313331313231133   >>      B33113313132313113313223313331323221323223313231323223313331313231132   >>