1.1.1.4	(R,R)-butanediol biosynthesis	-	-	
1.1.1.4	(R,R)-butanediol degradation	-	-	
1.1.1.4	acetoin degradation	acetoin degradation	-	
1.1.1.4	Biosynthesis of secondary metabolites	-	01110	
1.1.1.4	Butanoate metabolism	-	00650