Task: Please answer the multiple choice question.
Question: Which molecules are a hERG blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a. Cc1ccc(-c2ncc(OC[C@H]3CCNC3)cc2-c2ccc(C#N)cc2)cc1
b. COc1ccc2nccc(NC(=O)C3CCC(NCc4ccc5c(c4)OCCO5)CC3)c2c1
c. Cc1c([C@@H](O)CN2CCC3(CC2)CCN(c2ccc(S(C)(=O)=O)nc2)C3)ccc2c1COC2=O
d. CS(=O)(=O)c1ccc(C(=O)Nc2ccc(Cl)c(-c3ccccn3)c2)c(Cl)c1
e. C[C@@H](N1CCn2nc(-c3cncc(C#N)c3)nc2C1)[C@](O)(Cn1cncn1)c1ccc(F)cc1F
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecules are {herg_blocker#not &NULL}a {herg_blocker__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_blocker%}
Answer: {%multiple_choice_result}
4-[2-(4-methylphenyl)-5-[[(3S)-pyrrolidin-3-yl]methoxy]pyridin-3-yl]benzonitrile