Suggested Reaction 1.14.16.-

Left

(E)-2-Methyl-4-(1H-purin-6-ylamino)but-2-en-1-ol
+6,7-Dihydrobiopterin
+H2O

Right

6-(gamma,gamma dimethylallylamino)-purine
+2-Amino-6-(1,2-dihydroxypropyl)-5,6,7,8-tetrahydoro-4(1H)- pteridinone
+O2

[BiSSCat | GREP ]