| http://www.w3.org/ns/prov#value | - Examples of rings formed from R2 to R4 together with Q are as follows: ##STR2## wherein W1 represents a group required to form aliphatic heterocyclic ring together with Q. Examples of such aliphatic heterocyclic rings are as follows: ##STR3## wherein R8 represents a hydrogen atom or R4 and n is an integer of 2 to 12; ##STR4## wherein the sum of a and b is an integer of 2 to 7; ##STR5## wherein R9
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