B331133131323131133132233133313113313231123313231333133313232213133221   >>    B33113313132313113313223313331311331323112331323133313331323221313322   <<    B331133131323131133132233133313113313231123313231333133313232213133223   >>      B331133131323131133132233133313113313231123313231333133313232213133222   >>