"The compound according to claim 2, wherein the tetra-valent alicyclic hydrocarbon group having 4 to 10 carbon atoms shown by A3 is a group shown by the general formula [7]: wherein R5 and R6 are each independently a direct-linkage or a lowaer alkylene chain an alkylene chain having 1 to 3 carbon atoms; the tetra-valent bridged alicyclic hydrocarbon group having 7 to 8 carbon atoms is a group shown" . . . .