H 7 Dihydrochloride108930-17-257 % similar 5-Isoquinolinesulfonic acid27655-40-947 % similar 5-Isoquinolinesulfonyl chloride84468-15-547 % similar H-9 Dihydrochloride116700-36-846 % similar H 8 Dihydrochloride113276-94-145 % similar H-89127243-85-040 % similar Kn-62127191-97-339 % similar 1-[(4-Methylphenyl)sulfonyl]piperazine27106-51-037 % similar 5-Aminoisoquinoline1125-60-635 % similar 5-Hydroxyisoquinoline2439-04-535 % similar 1-(1-Naphthyl)piperazine57536-86-433 % similar 5-Nitroisoquinoline607-32-933 % similar Intepirdine607742-69-833 % similar 1-(1-Piperidinylsulfonyl)piperazine500587-48-431 % similar Isoquinoline119-65-331 % similar