Toxic by absorption through skin and eyes. S enantiomer shown. Highly toxic, absorbed through the skin. O 4 287.33 Saxitoxin from dinoflagellates, which include Alexandrium tamarense , Gymnodinium catenatum , and Pyrodinium bahamense cause of 'red tide'. Cl 10 O 490.6 Chlordecone Kepone, a polycyclic insecticide and fungicide.
Molecule contains no hydrogen.
10 H 14 NO 5 PS 291.28 Parathion Insecticide, acaricide. 10 H 19 O 6 PS 2 330.38 Malathion Insecticide. WWW information . 18 O 5 278.33 Coriamyrtin Toxic sesquiterpene from the leaves and fruit of Coraria myrtifolia . O 2 334.45 Strychnine Extremely poisonous.