NASA scientists said they found something for the history book owing to the first SAM test on Mars. Later they found the "something" resulted from solvent coming from a broken cup intended for wet chemical tests.

NASA scientists said the results were very good for the first test with wet chemicals.

However, NASA scientists changed their stories for the above. I hope NASA will not change the story for the second wet SAM test on Mars. But, someone told me NASA is about politics.

Concerning DRY chemical tests, Mars rover Curiosity's SAM instrument already found many complex organic molecules. For example, see [link to wretchfossil.blogspot.com]