Handling of unicode characters when importing SBGN
When importing SBGN with characters such as greek alpha, MINERVA converts these into a question mark character.

[F001-glycolysis-alt-SBGNv02.sbgn](/uploads/7268d23d2f7f7425cf5b2a55b7f29c77/F001-glycolysis-alt-SBGNv02.sbgn)
issue