) selected from the group consisting of Substituent group ?? and Substituent group ??, or pharmacologically acceptable salts thereof; (7) compounds according to any one of (1) to (4) wherein R1 is a phenyl group which may optionally be substituted with group(s) selected from the group consisting of Substituent group ??1 and Substituent group ??1; Substituent group ??1 is the group consisting of a