B33113313132313113313223313331323133313223313231333133313131113121   >>    B3311331313231311331322331333132313331322331323133313331313111312   <<    B33113313132313113313223313331323133313223313231333133313131113123   >>      B33113313132313113313223313331323133313223313231333133313131113122   >>