preferred_name: 4-methyl-2-oxopentanoate + S-adenosyl-L-methionine => (3R)-3,4-dimethyl-2-oxopentanoate + S-adenosyl-L-homocysteine + H(+)
preferred_name_lc: 4-methyl-2-oxopentanoate + s-adenosyl-l-methionine => (3r)-3,4-dimethyl-2-oxopentanoate + s-adenosyl-l-homocysteine + h(+)
label: 4-methyl-2-oxopentanoate + S-adenosyl-L-methionine => (3R)-3,4-dimethyl-2-oxopentanoate + S-adenosyl-L-homocysteine + H(+)
label_lc: 4-methyl-2-oxopentanoate + s-adenosyl-l-methionine => (3r)-3,4-dimethyl-2-oxopentanoate + s-adenosyl-l-homocysteine + h(+)