Heat shock protein 90 inhibitors

Compounds corresponding to Formula I:

• wherein A is hydrogen, halogen, lower alkyl, lower alkoxy, aryl, aralyl, or allyl;
• wherein B is hydroxy, amino, halogen, lower alkoxy, or aralkoxy;
• wherein C is hydroxy, amino, or lower alkoxy;
• wherein D is alkyl, oxygen, amino, sulfanyl, sulfenyl, or sulfonyl;
• wherein E is halogen, hydroxy, lower alkoxy, amino, or allyl amine;
• wherein F is hydroxy, halogen, thiol, lower alkoxy, amino or oxidized to form a ketone;
• wherein G is amino, thiol, hydroxy, lower alkoxy, or oxidized to form a ketone;
• wherein I is amino;
• wherein J is carbonyl;
• wherein M is alkyl or cycloalkyl;
• wherein K is alkyl or cycloalkyl;
• and
• wherein R is hydrogen or alkyl.