N,N'-bis(sulfonamido)-2-amino-4-iminonaphthalen-1-ones and N,N'-bis(amido)-2-amino-4-iminonaphthalen-1-ones

A compound having the formula:

• ##STR8## wherein:
• a is:
• a phenyl or naphthyl ring system;
• L is:
• SO.sub.2 CO;
• R.sup.1 -R.sup.3 are each, independently:
• hydrogen, alkyl, aryl, alkylaryl, arylalkyl, or cycloalkyl;
• R.sup.4 -R.sup.8 are each, independently:
• hydrogen, alkyl, aryl, alkylaryl, arylalkyl, halogen, nitro, amino, acylamino, hydroxy, carboxyl, alkoxy, aryloxy, thioalkoxyl, alkylthio, arylthio or a fused aromatic ring;
• B is:
• hydrogen, aryl, arylalkyl, alkylaryl, C.sub.3 -C.sub.8 cycloalkyl;
• C.sub.2-C.sub.20 alkyl, C.sub.2 -C.sub.20 alkenyl, C.sub.2 -C.sub.20 alkynyl, acyl or substituted thereof;
• or pyrrolyl, imidazolyl, triazolyl, tetrazolyl, furanyl, thiophenyl, isoxazolyl, isothiazolyl, oxazolyl, 1,2,4-thiadiazolyl, pyridazinyl, pyridinyl, pyrimidinyl, pyrazinyl, quinoxalinyl, quinolinyl, isoquinolinyl, wherein all rings may be substituted;
• m is:
• 0-1;
• and
• n is:
• 0-6;
• wherein when m is 1,
• R.sup.9 and R.sup.10 are each, independently:
• hydrogen, alkyl, aryl, alkylaryl, arylalkyl or cycloalkyl groups;
• or pharmaceutically acceptable salts of said compound.