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 additional words.
Options:
(a) Nc1nc(Nc2ccc(S(N)(=O)=O)cc2)nn1C(=O)c1c(F)cccc1F
(b) O=C(NC1CCN(Cc2ccc(OCCCN(C3CC3)C3CC3)c(F)c2)CC1)c1cc(=O)c2ccc(F)cc2o1
(c) COC1COCCC1N[C@@H]1C[C@H]2C[C@H](OC)C[C@@]2(C(=O)N2CCc3ncc(C(F)(F)F)cc3C2)C1
Answer: b
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-[1-[[4-[3-(dicyclopropylamino)propoxy]-3-fluorophenyl]methyl]piperidin-4-yl]-7-fluoro-4-oxochromene-2-carboxamide