B331133131323131133132233133313231333132233132313331331122133313233313112121   >>    B33113313132313113313223313331323133313223313231333133112213331323331311212   <<    B331133131323131133132233133313231333132233132313331331122133313233313112123   >>      B331133131323131133132233133313231333132233132313331331122133313233313112122   >>