"In accordance with a synthesis scheme shown in FIG. 1, a description will be made about one example of a process for the production of a compound of the formula (1) in which Q and Q??? are each a hydrogen atom, D1 and D2 are each a methyl group, D3 is a hydrogen, D4 is a substituent group represented by the formula (2), X is ???CONH, Y is ???C6H12??? and R??? is a hydrogen atom (9,10-bis[[N-methyl" . . . .