B331133131323131133132233133313231333132313132322331313331333132323112331   >>    B33113313132313113313223313331323133313231313232233131333133313232311233   <<    B331133131323131133132233133313231333132313132322331313331333132323112333   >>      B331133131323131133132233133313231333132313132322331313331333132323112332   >>