B33113313132313113313223313331323133313223313231333131133132312322221   >>    B3311331313231311331322331333132313331322331323133313113313231232222   <<    B33113313132313113313223313331323133313223313231333131133132312322223   >>      B33113313132313113313223313331323133313223313231333131133132312322222   >>