B33113313132313113313223313331323133313233313121111331322331123221   >>    B3311331313231311331322331333132313331323331312111133132233112322   <<    B33113313132313113313223313331323133313233313121111331322331123223   >>      B33113313132313113313223313331323133313233313121111331322331123222   >>