B33113313132313113313223313331323133313223313231333133313132313331323132211211   >>    B3311331313231311331322331333132313331322331323133313331313231333132313221121   <<    B33113313132313113313223313331323133313223313231333133313132313331323132211213   >>      B33113313132313113313223313331323133313223313231333133313132313331323132211212   >>