Nirvana - Negative Creep Chords & Tabs

i  am  almost  certain  this  tab  is  correct  it  sounds  good  for  me  if  
you  think its  crap  then  please  tell  me at  the  bottom thanx  .

this is the riff which is played throughout the song .
the intro this must be p.m on the open string very heavily
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:000-2/12-000-12/2-000-2/12-000-12/2000---------------
[ Tab from: https://www.guitartabs.cc/tabs/n/nirvana/negative_creep_tab_ver_3.html ]
this also  goes  throughout  the  verse
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:000-2/12-000-12/2-000-2/12-000-12/2000---------------


Then  the  chorus

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:-6-6-4------------4-7-7-7-4--------------------------
:------3-3-3-3--4-6-----------------------------------

played throughout verse

pleasecontact me with any comments or alterations at 
sottsott2001@aol.com

Thanx   ps  kurt Cobain rules !!!