B331133131323131133132233133313231323223313131133133313233313232231121   >>    B33113313132313113313223313331323132322331313113313331323331323223112   <<    B331133131323131133132233133313231323223313131133133313233313232231123   >>      B331133131323131133132233133313231323223313131133133313233313232231122   >>