l, 8,9-epoxyheptadecyl, cyclopropyl, cyclohexyl, or 4-methylcyclohexyl), f is an integer of 1 to 4 (preferably 1 to 3), and R9 is an f-valent C2-24 (preferably C2-18) hydrocarbon group or ???c???-valent C4-24 (preferably C4-18) hydrocarbon groups bound to each other via an ether linkage (e.g., the same group exemplified for R7 above). [0297] In the formula [S-5] above, g is 2 to 4 (preferably 2 or