B33113313132313113313223313331323133313223313231333133313231112321   >>    B3311331313231311331322331333132313331322331323133313331323111232   <<    B33113313132313113313223313331323133313223313231333133313231112323   >>      B33113313132313113313223313331323133313223313231333133313231112322   >>