B331133131323131133132233133313233313331323133211331333133313332213232311   >>    B33113313132313113313223313331323331333132313321133133313331333221323231   <<    B331133131323131133132233133313233313331323133211331333133313332213232313   >>      B331133131323131133132233133313233313331323133211331333133313332213232312   >>