Synonyms: 1-Propanone,1-(2-amino-7,8-dihydro-4-hydroxy-6-pteridinyl)-2-hydroxy- (6CI,7CI,8CI); 4(1H)-Pteridinone,2-amino-7,8-dihydro-6-(2-hydroxy-1-oxopropyl)-, (S)-; 4(1H)-Pteridinone,2-amino-7,8-dihydro-6-[(2S)-2-hydroxy-1-oxopropyl]- (9CI); L-Sepiapterin;Sepiapterin; Sepiapterine