i'm trying to recreate "i'm awake" bassline but the notes won't slide into each other

[wooden topaz]

you know how in the demo song "i'm awake" the bassline like slides up and down depending on the octave, i can't manage to recreate it on my own and i need help

this is what it sounds like in the original song

and this is what it sounds like when i take all plugins and try the same thing