B331133131323131133132233133313232233132211233132313232233131133132322131   >>    B33113313132313113313223313331323223313221123313231323223313113313232213   <<    B331133131323131133132233133313232233132211233132313232233131133132322133   >>      B331133131323131133132233133313232233132211233132313232233131133132322132   >>