B33113313132313113313223313331323221323223313231323223313331323132321221   >>    B3311331313231311331322331333132322132322331323132322331333132313232122   <<    B33113313132313113313223313331323221323223313231323223313331323132321223   >>      B33113313132313113313223313331323221323223313231323223313331323132321222   >>