B33113313132313113313223313331323133313233313121111331323132211322121   >>    B3311331313231311331322331333132313331323331312111133132313221132212   <<    B33113313132313113313223313331323133313233313121111331323132211322123   >>      B33113313132313113313223313331323133313233313121111331323132211322122   >>