I separated piece into 3 parts(melody, chord, bass) to manage polyphony

Oscillators
2x Rings : 1 for melody, 1 for chords
Plaits : bass

Envelope and Filter
A-111-5

Mixers
A138s and Quad VCA

Hope you enjoy and please subscribe my youtube channel:)
-- gasbug

Awesome. I really like what you have done with his incredible music.