Patent ID: 8338477

Claim:
A neuroprotective composition comprising a therapeutically effective amount of a compound which is substantially not antibiotic, said compound having the following formula: wherein (a) R 4 , R 6 and R 7 are selected from the group consisting of H, C 1-10 alkyl, C 1-10 alkenyl, C 1-10 alkynyl, C 5-10 -alkyl ring, C 5-10 aryl ring, —C(═O)R 1a , —NR 1a R 1a , —SR 1a R 1a , OH, and OR 1a R 1a ; (b) X, Y and Z are each individually selected from the group consisting of —CR 1a R 1a —, —CR 1a (OH)—, —C(═O)—, —O—, and —NR 1a — and —S—; (c) bonds X—Y—Z are single; and (d) R 1a is independently selected from the group consisting of H, and C 1-10 alkyl.