Section 12T. Any person who commits an act in violation of sections twelve O or twelve P shall be punished by a fine of not less than five hundred dollars nor more than two thousand dollars, or by imprisonment of not less than three months nor more than five years, or by both said fine and imprisonment. Conduct which violates sections twelve O or twelve P which also violates any other criminal laws of the commonwealth, may be punished either under this section or under such other applicable criminal laws. Any person who willfully violates the provisions of section twelve Q or twelve R shall be punished by a fine of not less than one hundred dollars nor more than two thousand dollars.