(Des-tyr(1))dyn A 1-De-tyr-dynorphin 1-De-tyrosine-dynorphin 1-Destyr-dynorphin A 83608-80-4 Dyn A (2-17) Dynorphin (2-17) Dynorphin A (pig), 1-de-L-tyrosine- Dynorphin A, destyr(1)- Dynorphin A, destyrosyl(1)- Dynorphin A2-17 Dynorphin, des-tyr(1)- Dynorphin, des-tyrosine(1)-