I33132321233131313331312323132313331323132313223313231333132313113313223313211   >>    I3313232123313131333131232313231333132313231322331323133313231311331322331321   <<    I33132321233131313331312323132313331323132313223313231333132313113313223313213   >>      I33132321233131313331312323132313331323132313223313231333132313113313223313212   >>