Contains The Structure (c)-p(=x) (x) (x-*acyl), (c)-p(=x) (x-c) (x-*z), Or (c)-p(=x) (x) (x-*cyano) Where Z Is An Atom Other Than C Or H And * Indicates A Direct Bond To The Adjacent X Atom (9/40c9; 9/40c9+q; 9/40c9+u) Patents (Class 987/148)