B33113313132313113313223313331323133313223313231333132333132322132231231   >>    B3311331313231311331322331333132313331322331323133313233313232213223123   <<    B33113313132313113313223313331323133313223313231333132333132322132231233   >>      B33113313132313113313223313331323133313223313231333132333132322132231232   >>