B33113313132313113313223313331323132322332233132313113313231323132311211   >>    B3311331313231311331322331333132313232233223313231311331323132313231121   <<    B33113313132313113313223313331323132322332233132313113313231323132311213   >>      B33113313132313113313223313331323132322332233132313113313231323132311212   >>