| abstract |
The present invention is formula (I) (Wherein X represents an alkyl group or the like. Y represents an alkyl group. Z each independently represents a nitro group. N represents any integer of 0 to 3. A represents a carbon atom or the like and the carbon atom is When not substituted with Z, a hydrogen atom is bonded, D represents an oxygen atom, etc. W represents a hydrogen atom, etc. R 1 and R 2 each independently represent a hydrogen atom, etc. R 1 and R 2 Couple | bonds and may form the heterocyclic ring with the nitrogen atom between R < 1> and R < 2> ), and the compound or salt thereof is provided. |