2-dehydropantoate => 3-methyl-2-oxobutanoate + formaldehyde
2-dehydropantoate => 3-methyl-2-oxobutanoate + formaldehyde
2-dehydropantoate => 3-methyl-2-oxobutanoate + formaldehyde
2-dehydropantoate => 3-methyl-2-oxobutanoate + formaldehyde