Appeal No. 1996-1960 Application No. 07/975,167 or a group of the formula (B) wherein at least one of R and R means1 2 an ester residue of a saturated or unsaturated fatty acid having 5 - 30 carbon atoms and the remainder means hydrogen atom or acetyl group and R means a group of 3 the formula (C) - 14 -Page: Previous 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 NextLast modified: November 3, 2007