B33113313132313113313223313331323133313223322331323132322123231   >>    B3311331313231311331322331333132313331322332233132313232212323   <<    B33113313132313113313223313331323133313223322331323132322123233   >>      B33113313132313113313223313331323133313223322331323132322123232   >>