Task: Answer the multiple-choice question.
Query: Which drug exhibits a 17.126\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) C[C@]1(CO)CCC[C@@]2(C)C1CC[C@@H](CO)[C@@H]2CCc1ccoc1
(b) N#C/C(=C\N1CCOCC1)C(N)=O
(c) C=CCN(C(=O)C1CSC2(C)CCC(=O)N12)c1nc(-c2ccccc2)cs1
Answer: b. N#C/C(=C\N1CCOCC1)C(N)=O
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__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_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
N#C/C(=C\N1CCOCC1)C(N)=O
N#C/C(=C\N1CCOCC1)C(N)=O
(E)-2-cyano-3-morpholin-4-ylprop-2-enamide