B331133131323131133132233133313231333132233132313331333131331121121133111   >>    B33113313132313113313223313331323133313223313231333133313133112112113311   <<    B331133131323131133132233133313231333132233132313331333131331121121133113   >>      B331133131323131133132233133313231333132233132313331333131331121121133112   >>