B331322121123313232233132112323331323133313223313331333133313231133132313131121   >>    B33132212112331323223313211232333132313331322331333133313331323113313231313112   <<    B331322121123313232233132112323331323133313223313331333133313231133132313131123   >>      B331322121123313232233132112323331323133313223313331333133313231133132313131122   >>