[{"from": "human", "value": "Could you provide a description of this molecule? [C][/C][=Branch2][Ring1][Ring2][=C][\\C][=C][C][=C][Branch1][Branch1][C][=C][Ring1][=Branch1][C][Branch1][C][C][Branch1][C][C][C][/C][=C][Branch1][Ring1][C][#N][C][#N]"}, {"from": "gpt", "value": "The molecule is a dinitrile that is tert-butylbenzene in which the hydrogen at the para- position is substituted by a 4,4-dicyano-2-methylbuta-1,3-dien-1-yl group (the trans isomer). It is used as a matrix in matrix-assisted laser desorption/ionization (MALDI) mass spectrometry. It has a role as a MALDI matrix material."}]