B331133131323131133132233133313233313331121133133313231333132212121121131   >>    B33113313132313113313223313331323331333112113313331323133313221212112113   <<    B331133131323131133132233133313233313331121133133313231333132212121121133   >>      B331133131323131133132233133313233313331121133133313231333132212121121132   >>