12663-46-6 1339-68-0 52248-87-0 CCRIS 1316 CYCLOCHLOROTINE Chlorine-containing peptide, from penicillium islandicum Chloropeptide Chloropeptide, from penicillium islandicum Cyclic(L-3-phenyl-beta-alanyl-L-seryl-(3S-cis)-3,4-dichloro-L-prolyl-L-alpha-aminobutyryl-L-seryl) Cyclic(L-3-phenyl-beta-alanyl-L-seryl-3,4-dichloro-L-prolyl-L-alpha-aminobutyryl-L-seryl) HSDB 3478 Islanditoxin