B331133131323131133132233133313231323132333133313113213232111121   >>    B33113313132313113313223313331323132313233313331311321323211112   <<    B331133131323131133132233133313231323132333133313113213232111123   >>      B331133131323131133132233133313231323132333133313113213232111122   >>