B331133131323131133132233133313113313111323223313231323331323233231121   >>    B33113313132313113313223313331311331311132322331323132333132323323112   <<    B331133131323131133132233133313113313111323223313231323331323233231123   >>      B331133131323131133132233133313113313111323223313231323331323233231122   >>