B331133131323131133132233133313231333132212113313331333133313123132231   >>    B33113313132313113313223313331323133313221211331333133313331312313223   <<    B331133131323131133132233133313231333132212113313331333133313123132233   >>      B331133131323131133132233133313231333132212113313331333133313123132232   >>