null
SMILES: [#6]\[#6](-[#6])=[#6]-1\[#6]\[#6]=[#6](-[#6])\[#6]-[#6]\[#6]=[#6](-[#6])\[#6]-[#6]-1-[#8]-[#6](=O)-c1ccc(-[#6])cc1
InChI Key: