B33113313132313113313223313331323133313223313231333133312111231   >>    B3311331313231311331322331333132313331322331323133313331211123   <<    B33113313132313113313223313331323133313223313231333133312111233   >>      B33113313132313113313223313331323133313223313231333133312111232   >>