3,4-dihydro-1H-isoquinoline-2-carboximidoylazanium 3,4-dihydro-1H-isoquinoline-2-carboximidoylammonium (3,4-dihydro-1H-isoquinolin-2-yl-iminomethyl)ammonium (3,4-dihydro-1H-isoquinolin-2-ylcarbonimidoyl)azanium 3,4-dihydro-1H-isoquinolin-2-ium-2-ylidenemethanediamine [amino-(3,4-dihydro-1H-isoquinolin-2-ium-2-ylidene)methyl]amine ZINC03594299