Unknown moth

Unknown moth

Observation - Unknown moth - UK and Ireland. Description: At first, we thought this was a Square-spot Rustic but the markings don't seem to agree exactly. Please can someone let us know what it is, thanks! About 17mm in length.

At first, we thought this was a Square-spot Rustic but the markings don't seem to agree exactly. Please can someone let us know what it is, thanks! About 17mm in length.