Seneciphylline480-81-9100 % similar Acetylseneciphylline90341-45-071 % similar Senecionine130-01-865 % similar Seneciphylline N-oxide38710-26-862 % similar Monocrotaline315-22-048 % similar Acetylseneciphylline N-oxide123844-00-844 % similar Senecionine N-oxide13268-67-239 % similar