B331322121123313232233132112323331323133313223313331333132322331313232311   >>    B33132212112331323223313211232333132313331322331333133313232233131323231   <<    B331322121123313232233132112323331323133313223313331333132322331313232313   >>      B331322121123313232233132112323331323133313223313331333132322331313232312   >>