1 7SP (2r)-2-amino-N'-[(E)-(4-hydroxynaphthalen-1-yl)methylidene]-2-phenylethanehydrazide 1.000 2 2SB (2s)-2-amino-N'-[(1e)-(3-bromo-4-hydroxyphenyl)methylidene]-2-phenylethanehydrazide 0.800 3 3SB (2s)-2-amino-N'-[(1e)-(2,4-dihydroxy-6-methylphenyl)methylidene]-2-phenylethanehydrazide 0.769 4 1SB N'-[(1e)-(4-hydroxyphenyl)methylidene]-2-(3-methoxyphenyl)acetohydrazide 0.731