[chimerax-users] abbreviation for transparentbackground please

Dear Sir or Madam, Re. ChimeraX 1.7: the image save option ’transparent background true’ is very long, and typo-prone. Is there an abbreviation or short form please? Thank you - • - • - • - • - • - • - • - • - A.-F. Miller, Ph. D. (she/elle/sie) University Research Professor Professor of Chemistry University of Kentucky https://www.uky.edu/~afm/ Visiting Fellow, Einstein Foundation of Berlin