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 <=> guanidine + l-glutamate 5-semialdehyde