Task: Please answer the multiple choice question.
Question: Which molecules are a human ether-à-go-go related gene (hERG) blocker (<10uM)?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a: CC(C)S(=O)(=O)N[C@H]1CN(C)C[C@@H]1c1ccc(-c2ccc(F)nc2)cc1
b: N#Cc1cnc(C(=O)Nc2ccc(C3CCN(CCO)CC3)cc2C2=CCCCC2)[nH]1
c: O=C(C1CC(Oc2cccc(F)c2)CN1)N1CCCN(C2CCC2)CC1
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}
N-[(3R,4S)-4-[4-(6-fluoropyridin-3-yl)phenyl]-1-methylpyrrolidin-3-yl]propane-2-sulfonamide