Task: Please predict if the compound with the SMILES O=c1c(-c2ccccc2)nc(-c2ccccc2)cn1O is an inhibitor of the EPH receptor A4.
Result: no
Task: Please {#determine|predict|estimate!} if the {#molecule|compound!} with the {SMILES__description} {SMILES#} is {MUV-689__names__noun}.
Result: {MUV-689#no&yes}
O=c1c(-c2ccccc2)nc(-c2ccccc2)cn1O
O=c1c(-c2ccccc2)nc(-c2ccccc2)cn1O
4-hydroxy-2,6-diphenylpyrazin-5-one