1.1.1.76 (S,S)-butanediol biosynthesis - - PWY-6390 1.1.1.76 (S,S)-butanediol degradation - - PWY-6388 1.1.1.76 acetoin degradation acetoin degradation - - 1.1.1.76 Biosynthesis of secondary metabolites - 01110 - 1.1.1.76 Butanoate metabolism - 00650 -