pseudocumene molecule, aromatic hydrocarbon molecular structure, 3d model van der waals

pseudocumene 124trimethylbenzene aromatic hydrocarbon molecule molecular structure chemical formula isolated model c9h12 atom laboratory chemistry composition gasoline compound tar additive coal skeletal icon drawing line flat science atomic medical medicine illustration research petroleum cumene scintillator trimethylbenzene crude oil lab biochemistry bond carbon benzene scientific van der waals