B33113313132313113313223313331323132313231211113313233313231333132322233221   >>    B3311331313231311331322331333132313231323121111331323331323133313232223322   <<    B33113313132313113313223313331323132313231211113313233313231333132322233223   >>      B33113313132313113313223313331323132313231211113313233313231333132322233222   >>