B331133131323131133132233133313231333132233132313331333131111211211111   >>    B33113313132313113313223313331323133313223313231333133313111121121111   <<    B331133131323131133132233133313231333132233132313331333131111211211113   >>      B331133131323131133132233133313231333132233132313331333131111211211112   >>