[Al+3].[Al+3].[C-]#[C-].[C-]#[C-].[C-]#[C-]
Name: aluminum acetylide
SMILES: [Al+3].[Al+3].[C-]#[C-].[C-]#[C-].[C-]#[C-]
Molecular formula: C6Al2
Molecular weight: 125.96