Here are a few simple ideas for a C minor blues ... scale notes and chord runs
C minor pentatonic scale (extended)
E------11---8------------------------------------------------------------------------
C--------------10-------------------------------------------------------------------
A-----------------10----9---8-------------------------------------------------------
G-----------------------------8------------------------------------------------------
E-------------------------------8----------------------------------------------------
C----------------------------------10---7-------------------------------------------
C minor
Gliss ............. Gliss........
3 3
/----/ /----/
E--------3-------8-7-6-----3-------------------------------------------------------------
C--------3-------7-6-5-----3---5---3--------------3-----5--6--5------3-------------------
A--------3-------6-5-4-----3---5---3--------------3-----5--6--5------3---3---------------
G------------------------------------3------------3-----5--5--5------3-------------------
E------------------------------------3-----------------------------------3---------------
C------------------------------------------------------------------------3---------------
F minor C minor
E--------------8-7-6----------------------------------------------------------------------
C----------8---8-7-6-------(10) pull behind bar & relese----8---------3--------------------
A-------8--8---8-7-6-----8--8-------------------------------8---------3--------------------
G-------8--8-----------8----8-------------------------------8---------3-------------------
E-------8----------------------------------------------------------------------------------
C-----------------------------------------------------------------------------------------
G7 (diminished run) C minor
E----------------------------------------15-------------------------------------------------
C-------2----5----8----11----------------15--------------------------------------------------
A-------2----5----8----11----------------15------------------------------------------------
G-------1----4----7----10----------------15----------------------------------------------
E-----------------------------------------------------------------------------------------
C-----------------------------------------------------------------------------------------