B33113313132313113313223313331323133313223313231333133313331333121111132222321   >>    B3311331313231311331322331333132313331322331323133313331333133312111113222232   <<    B33113313132313113313223313331323133313223313231333133313331333121111132222323   >>      B33113313132313113313223313331323133313223313231333133313331333121111132222322   >>