Release 1.4.1:
	- Fixed bug that generates an error window during structural query.
	- Fixed incorrect protonation of some functional groups.
	- Added column with similarity percentage when performing a structural query.
	- Included warning message when it is not possible to generate a suitable 3D conformer. In the case of sdf exporting, molecules with no suitable 3D conformer are exported only with 2D coordinates.
	- Fixed bug occurred when exporting pdf file from grid view