“…Macek et al (5) have pointed out that such a procedure (1) does not take into account the presence of other ester alkaloids such as cevacine (4), which liberates acetic acid upon hydrolysis. Also, Auterhoff (1) does not take into account the nonester alkanolamines such as sabine (8), veragenine (S), and veracevine (4), or the vanillic acid ester of veracevine, vanilloylveracevine (8).…”