1,2,3,4-tetrahydro-3-isoquinolinecarbonyl-cysteinyl-tyrosyl-tryptophyl-arginyl-threonyl-penicillamyl-threoninamide
1,2,3,4-tetrahydro-3-isoquinolinecarbonyl-cysteinyl-tyrosyl-tryptophyl-arginyl-threonyl-penicillamyl-threoninamide