B33113313132313113313223313331323132322331313113313331323132322132322123221   >>    B3311331313231311331322331333132313232233131311331333132313232213232212322   <<    B33113313132313113313223313331323132322331313113313331323132322132322123223   >>      B33113313132313113313223313331323132322331313113313331323132322132322123222   >>