B331322121123313232233132112323331323133313223313331333133313113313331313112121   >>    B33132212112331323223313211232333132313331322331333133313331311331333131311212   <<    B331322121123313232233132112323331323133313223313331333133313113313331313112123   >>      B331322121123313232233132112323331323133313223313331333133313113313331313112122   >>