Riblja krupica iz podbroja 23012000, karakterističnog mirisa i s masenim udjelom suhe tvari najmanje:
poly(oxy-1,2-etándiyl), α-hydro-ω-metoxy, diester s 21N6, 21′N6-[[(N2, N6-dikarboxy-L-lysyl-β-alanyl)imino]bis(1-oxo-2, 1-etándiyl)]bis[N-acetylglycyl-L-leucyl-L-tyrosyl-L-alanyl-L-cysteinyl-L-histidyl-L-metionylglycyl-L-prolyl-L-izoleucyl-L-treonyl-3-(1-naftalenyl)-L-alanyl-L-valyl-L-cysteinyl-L-glutaminyl-L-prolyl-L-leucyl-L-arginyl-N-metylglycyl-L-lyzinamid] cyklický (6→15), (6′→15′) bis(disulfid)