5,6-cyclic-tetrahydropteridine

(6aR)-3-Amino-5,6,6a,7-tetrahydro[1,3]oxazolo[3,4-f]pteridin-1,9(4H)-dion

(6aR)-3-Amino-5,6,6a,7-tetrahydro[1,3]oxazolo[3,4-f]pteridine-1,9(4H)-dione

(6aR)-3-Amino-5,6,6a,7-tétrahydro[1,3]oxazolo[3,4-f]ptéridine-1,9(4H)-dione

5,6-cyclic-tetrahydropteridine

9H-Oxazolo[3,4-f]pteridine-1,9(4H)-dione, 3-amino-5,6,6a,7-tetrahydro-, (6aR)-

(6aR)-3-amino-1H,2H,5H,6H,6aH,7H,9H-[1,3]oxazolo[3,4-f]pteridine-1,9-dione

7-Amino-3,3a,4,5-tetrahydro-8H-2-oxa-5,6,8,9b-tetraaza-cyclopenta[a]naphthalene-1,9-dione

AHI

DESCARBOXY-NOR-N(ω)-HYDROXY-L-ARGININE