B331133131323131133132233133313233313231121133133313232233132313231133132331221   >>    B33113313132313113313223313331323331323112113313331323223313231323113313233122   <<    B331133131323131133132233133313233313231121133133313232233132313231133132331223   >>      B331133131323131133132233133313233313231121133133313232233132313231133132331222   >>