I left my crystal ball at the office, how about spelling out the order?
Ordinarily, octave first.
Distortions before filters.
I would go
sansamp, if that's your DI, or else after the envelope for a different flavour.
IWNBARMPB Prezident, Team Trace Elliot #1, Mediocre Bassist #399, Old Basstard #86, PBBBC #2