N(3)-1,2-dicarboxyethyl-diaminobutanoate <=> (2S,3R)-diaminobutanoate + fumarate
n(3)-1,2-dicarboxyethyl-diaminobutanoate <=> (2s,3r)-diaminobutanoate + fumarate
N(3)-1,2-dicarboxyethyl-diaminobutanoate <=> (2S,3R)-diaminobutanoate + fumarate
n(3)-1,2-dicarboxyethyl-diaminobutanoate <=> (2s,3r)-diaminobutanoate + fumarate