B33132212112331323223313211232333132313331312111133132312323231   >>    B3313221211233132322331321123233313231333131211113313231232323   <<    B33132212112331323223313211232333132313331312111133132312323233   >>      B33132212112331323223313211232333132313331312111133132312323232   >>