B331322121123313232233132112323331323133313223313331333133313112121111122131   >>    B33132212112331323223313211232333132313331322331333133313331311212111112213   <<    B331322121123313232233132112323331323133313223313331333133313112121111122133   >>      B331322121123313232233132112323331323133313223313331333133313112121111122132   >>