Scratch Acid - Mary Had A Little Drug Problem Chords & Tabs

Mary Had A Little Drug Problem (low to high)

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-9/10--9-|
-9/10--9-|
-7/8---7-|
---------|

I don't know that main riff! Fuck! It's something like this:
[ Tab from: https://www.guitartabs.cc/tabs/s/scratch_acid/mary_had_a_little_drug_problem_tab_ver_2.html ]
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------------------------------------|
------------------------------------|
------2-2-0-0-----------------------|
-0--0---------0-0-3-3-0-0--2-3-2-0--|

other part:

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-------------|
-9--x7--5/4--|
-9--x7--5/4--|
-7--x5--3/2--|
-------------| that's a few times, then break:

-----------------------------------|
-----------------------------------|
-----------------------------------|
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-7~--8~--13~--7~--7~--8~--13~--7~--|
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That main riff is incomplete.

~=vibrato