        P   
      O13   
      O14   
      O12   
      O11   
       C1   
       C2   
      O21   
      C21   
      O22   
      C22   
       C3   
      O31   
      C31   
      O32   
      C32   
      C23   
      C24   
      C25   
      C26   
      C27   
      C28   
      C29   
     C210   
     C211   
     C212   
     C213   
     C214   
     C215   
     C216   
     C217   
     C218   
      C33   
      C34   
      C35   
      C36   
      C37   
      C38   
      C39   
     C310   
     C311   
     C312   
     C313   
     C314   
     C315   
     C316   
