Why Erin Patterson will likely die in jail after losing her appeal

Victoria's highest court has dismissed mushroom murderer Erin Patterson's appeal against her convictions and granted the prosecution's appeal, meaning she will likely die in jail.
The Court of Appeal found her offending involved such shocking criminality that it was inappropriate to fix a non-parole period, removing the chance of parole after 33 years.
So what legal options, if any, does Patterson have left?