Try searching for...
SCFBio, IIT Delhi
Formula: C13H10OS2 | Mol. Weight: 246.40 g/mol
IUPAC: 1-[5-(5-prop-1-ynylthiophen-2-yl)thiophen-2-yl]ethanone
CC#CC1=CC=C(S1)C2=CC=C(S2)C(=O)C