Mcd001.ps2 Full Game |work| Access

The file is a virtual memory card file used by PlayStation 2 emulators. It acts as an exact digital replica of the physical 8MB memory card you would insert into Slot 1 of a real PS2 console.

Ensure you are using the correct version of MyMC (2.5 or higher). Try converting the save file using PS2 Save Builder before importing.