Suggested Reaction 1.14.16.-

Left

5,6,8,14-Tetradehydro-4-hydroxy-3,6-dimethoxy-17-methyl-morphinan-7- one
+6,7-Dihydrobiopterin
+H2O

Right

Thebaine
+2-Amino-6-(1,2-dihydroxypropyl)-5,6,7,8-tetrahydoro-4(1H)- pteridinone
+O2
[BiSSCat | GREP ]