Main Reaction: CO2 + 2[H] >> HCOOH

Reference: PubMed ID: 21822902
Authors: Zhao Y, Cimpoia R, Liu Z, Guiot SR
Title: Kinetics of CO conversion into H2 by Carboxydothermus hydrogenoformans.
Published: 2011 Sep

CO2 + 2[H] --> HCOOH