Does something like SPFX 102 work, i.e. can you stop Track 1 from Track 2?
If yes then FX1 == SPFX 102 and FX2 == STSP 007 at the and of the clone of 01 should do the job.
Otherwise a (new) command "Start the given Row at the end of this pattern" would come handy.
If yes then FX1 == SPFX 102 and FX2 == STSP 007 at the and of the clone of 01 should do the job.
Otherwise a (new) command "Start the given Row at the end of this pattern" would come handy.

