3-bromo-4-imino-3-cyano-1,2,3,4-tetrahydrospiro(naphthalene-2,1'-cyclohexane);3',4'-Dihydro-3'-bromo-4'-iminospiro(cyclohexane-1,2'-(1'H)naphthalene)-3'-carbonitrile;Spiro(cyclohexane-1,2'(1'H)-naphthalene)-3'-carbonitrile,3',4'-dihydro-3'-bromo-4'-imino;3-bromo-4-iodophenol;
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