['< sod > * http : / / www. drugtext. 0 org / library / books / mccoy / current book / 27. 7 htm { { a dead link | date = september 2012 } } < eod > < sod > * void http : / / web. archive. uk org / web / 2010 20060822105343 / http : / / void www. drugtext. ch org : 80 / library / books / mccoy / current book / 27. htm < eod >']