sub 17 34 c sub 12 h sub 25 34 c sub 9 h sub 19 34 c sub 14 h sub 29______________________________________ table 3______________________________________compounds expressed by the formula str12 r r sup 1 r r sup 1______________________________________c sub 4 h sub 9 c sub 4 h sub 9 o c sub 4 h sub 9 c sub 8 h sub 17 o 34 c sub 5 h sub 11 o 34 c sub 9 h sub 19 o 34 c sub 6 h sub 13 o 34 c sub 10 h sub 21 o 34 c sub 7 h sub 15 o 34 c sub 11 h sub 23 oc sub 4 h sub 9 c sub 12 h sub 25 o c sub 7 h sub 15 c sub 5 h sub 11 o 34 c sub 14 h sub 29 o 34 c sub 6 h sub 13 oc sub 5 h sub 11 c sub 5 h sub 11 o 34 c sub 7 h sub 15 o 34 c sub 6 h sub 13 o 34 c sub 8 h sub 17 o 34 c sub 7 h sub 15 o 34 c sub 9 h sub 19 o 34 c sub 8 h sub 17 o 34 c sub 10 h sub 21.