B331133131323131133132233133313231333132212113313331323133313232123221   >>    B33113313132313113313223313331323133313221211331333132313331323212322   <<    B331133131323131133132233133313231333132212113313331323133313232123223   >>      B331133131323131133132233133313231333132212113313331323133313232123222   >>