156467-85-5 Gly-cys-cys-ser-asp-pro-arg-cys-ala-trp-arg-cys-NH2 Glycyl-cysteinyl-cysteinyl-seryl-asparginyl-prolyl-arginyl-cysteinyl-alanyl-tryptophyl-arginyl-cysteinamide L-Cysteinamide, glycyl-L-cysteinyl-L-cysteinyl-L-seryl-L-alpha-aspartyl-L-prolyl-L-arginyl-L-cysteinyl-L-alanyl-L-tryptophyl-L-arginyl-, cyclic (2-8),(3-12)-bis(disulfide) alpha-Conotoxin imi alpha-Ctx-imi