6.3.4.13	additional information	-	additional information	-	1309, 1310, 1409	
6.3.4.13	2.3	-	5'-phosphoribosylglycinamide	-	1412	
6.3.4.13	3.6	-	sarcosine	-	1412	
6.3.4.13	4.8	-	beta-Ala	-	1412	
6.3.4.13	7	-	Gly	-	1412