Main Reaction: α-keto-β-methyl valerate + α-keto isocaproate + α-keto isovalerate >> 2-Methyl butanal + 2-Methyl propanal + 3-Methyl butanal

Reference: PubMed ID: 24487533
Authors: Filannino P, Cardinali G, Rizzello CG, Buchin S, De Angelis M, Gobbetti M, Di Cagno R
Title: Metabolic responses of Lactobacillus plantarum strains during fermentation and storage of vegetable and fruit juices.
Published: 2014 Apr

α-keto-β-methyl valerate + α-keto isocaproate + α-keto isovalerate --> 2-Methyl butanal + 2-Methyl propanal + 3-Methyl butanal