104664-38-2 2-Methyl-1-(2,2-bis(methylthio)vinyl)isoquinolinium iodide ISOQUINOLINIUM, 1-(CARBONYLMETHYL)-2-METHYL-, IODIDE, DIMETHYL MERCAPTAL Isoquinolinium, 1-(2,2-bis(methylthio)ethenyl)-2-methyl-, iodide