B331133131323131133132233133313231333132233132313331333132323312111133112322121   >>    B33113313132313113313223313331323133313223313231333133313232331211113311232212   <<    B331133131323131133132233133313231333132233132313331333132323312111133112322123   >>      B331133131323131133132233133313231333132233132313331333132323312111133112322122   >>