B331133131323131133132233133313231333132233132313331333133112113312111113311221   >>    B33113313132313113313223313331323133313223313231333133313311211331211111331122   <<    B331133131323131133132233133313231333132233132313331333133112113312111113311223   >>      B331133131323131133132233133313231333132233132313331333133112113312111113311222   >>