-continued  26  US 9,052,590 B2  25  aromatic ring group, R$_{32 }$may form a ring in cooperation with  the aromatic ring group ofL$_{3 }$ i,  which R$_{32 }$in this instance is an  alkylene group.  Particular examples of the alkyl group, monovalent ali› phatic hydrocarbon ring group, halogen atom, cyano group  and alkoxycarbonyl group represented by each of R$_{3}$ i,  R$_{32 }$ Below, general formula (III) will be described.  In general formula (III), each ofR$_{31}$, R$_{32 }$and R$_{33 }$indepen› dently represents a hydrogen atom, an alkyl group, a monova› lent aliphatic hydrocarbon ring group, a halogen atom, a  cyano group or an alkoxycarbonyl group. When X$_{31 }$ to be  described below is a single bond while L$_{31 }$ is a bivalent  0  F  0  HO-~__J___JL__O  II~  0  F  (11-21)  (11-19)  (11-20)  (11-17)  (11-18)  O*F  F  O  HO-~  f’  0~  II  _  ~  0  F  F  (11-16)  (11-15)  F  F  o+t+o  I\  o  HO-~  ~  - N  N  __j_____f\__  II  F  F II  \_/  ~  0  F  0  F  F  o+t+o  HO-~  ~-0-0-’  CH2-0____f\__  II  F  F II  _  ~  0  F  0  (11-14)  (11-13)  (11-12)  (11-11)  O*F  F  O  HO-~  f  ’  o-CH)Lo~  II  _  ~  0  F  F  (11-10)  (11-9) 