请问用SAS input方法如何读取如下面格式的数据?
10011001 10/30/2009 10:00 Sildenafil 5 MG
10011002 11/11/2009 10:01 placebo 0 MG
10011003 10/25/2009 10:00 Sildenafil 5 MG
10011004 12/17/2009 10:03 Sildenafil 5 MG
10011005 12/01/2009 10:05 placebo 0 MG
10011006 10/06/2009 10:01 placebo 0 MG