3d image of 2-amino-3-carboxymuconic semialdehyde skeletal formula

2-amino-3-carboxymuconic semialdehyde intermediate metabolism tryptophan tryptophan-niacin catabolic pathway zwitterion acid decarboxylase amino molecular formula trp aminomuconic muconate 2-amino-3-carboxy 3d rendering chemical biochemistry organic biology molecule structural structure skeletal tautomer isomer stereoisomer agent reaction production synthesis derivative iupac nomenclature name metabolite biosynthesis cycle path catabolism biosynthetic human metabolome database hmdb