B331322121123313232233132112323331323133313113313331323132313232213131   >>    B33132212112331323223313211232333132313331311331333132313231323221313   <<    B331322121123313232233132112323331323133313113313331323132313232213133   >>      B331322121123313232233132112323331323133313113313331323132313232213132   >>