Lignin 3 Lignin degradation degradation 3 lignin 3 Mass spectrometry 2 pH 2 2D-HSQC NMR 1 Ab initio molecular dynamic simulations 1 Ab initio molecular dynamics 1 Acetic Acid 1 Acetic acid 1 Acetylation 1 Aliphatic hydroxyl groups 1 Alkalines 1 Alkalinity 1 Basidiomycota 1 Biodegradation 1 Biomass 1 Catalysis 1 Catalysts 1 Chemical Bonds 1 Chemical bonds 1 Chemical pre-treatment 1 Cleavage 1 Corn stalk 1 Deconstruction mechanism 1 Degradation 1 Delignification 1 Dimers 1 Energetic barriers 1