preferred_name: (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + L-phenylalanine + O2 <=> 3-hydroxy-L-phenylalanine + (4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin
preferred_name_lc: (6r)-l-erythro-5,6,7,8-tetrahydrobiopterin + l-phenylalanine + o2 <=> 3-hydroxy-l-phenylalanine + (4as,6r)-4a-hydroxy-l-erythro-5,6,7,8-tetrahydrobiopterin
label: (6R)-L-erythro-5,6,7,8-tetrahydrobiopterin + L-phenylalanine + O2 <=> 3-hydroxy-L-phenylalanine + (4aS,6R)-4a-hydroxy-L-erythro-5,6,7,8-tetrahydrobiopterin
label_lc: (6r)-l-erythro-5,6,7,8-tetrahydrobiopterin + l-phenylalanine + o2 <=> 3-hydroxy-l-phenylalanine + (4as,6r)-4a-hydroxy-l-erythro-5,6,7,8-tetrahydrobiopterin