321-64-2 (Tacrine)

Phillips, C. D., Knopman, D. S. 1999. Neurology "with the bark off": tacrine, nursing home residents, and health services research.[comment]. Neurology. 52 (2) 227-30.
Gifford, D. R., Lapane, K. L., Gambassi, G., Landi, F., Mor, V., Bernabei, R. 1999. Tacrine use in nursing homes: implications for prescribing new cholinesterase inhibitors. SAGE Study Group. Systematic Assessment of Geriatric Drug Use via Epidemiology.. Neurology. 52 (2) 238-44.