67599-25-1 2-Propenoic acid, 2-hydroxyethyl ester, polymer with .alpha.-hydro-.omega.-hydroxypoly(oxy-1,4-butanediyl) and 1,1-methylenebis4-isocyanatocyclohexane
81424-66-0 5-Chloro-N-(2-chloro-4-nitrophenyl)salicylamide, compound with piperazine (2:1)