B331133131323131133132233133313231313231333132322331322233231121   >>    B33113313132313113313223313331323131323133313232233132223323112   <<    B331133131323131133132233133313231313231333132322331322233231123   >>      B331133131323131133132233133313231313231333132322331322233231122   >>