1 F21 (3r)-3-(fluoromethyl)-7-(thiomorpholin-4-ylsulfonyl)-1,2,3,4-tetrahydroisoquinoline 1.000 2 6TY 5-[(2~{R})-2-methylpiperazin-1-yl]sulfonylisoquinoline 0.708 3 IQP 1-(5-isoquinolinesulfonyl)-2-methylpiperazine 0.708 4 M77 5-(1,4-diazepan-1-sulfonyl)isoquinoline 0.708