guanidine + L-glutamate 5-semialdehyde => 5-hydroxy-L-arginine
guanidine + l-glutamate 5-semialdehyde => 5-hydroxy-l-arginine
guanidine + L-glutamate 5-semialdehyde => 5-hydroxy-L-arginine
guanidine + l-glutamate 5-semialdehyde => 5-hydroxy-l-arginine