B331322121123313232233132112323331323133313223313331333133313221333131113121   >>    B33132212112331323223313211232333132313331322331333133313331322133313111312   <<    B331322121123313232233132112323331323133313223313331333133313221333131113123   >>      B331322121123313232233132112323331323133313223313331333133313221333131113122   >>