Task: Answer the multiple-choice question.
Query: Which drug exhibits a 1.741\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
(a) O=C(NCC(c1ccco1)N1CCN(c2ccccc2)CC1)c1cccs1
(b) COc1cccc(C2CC(=O)Nc3cc(OC)c(OC)cc32)c1
(c) COc1ccc(N2C(=O)NC3CC2(C)Oc2ccccc23)cc1OC
(d) CCN1CCN(C(=O)c2cn(CC)c3ccc(S(=O)(=O)N(C)C)cc3c2=O)CC1
Answer: a. O=C(NCC(c1ccco1)N1CCN(c2ccccc2)CC1)c1cccs1
{#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#}
O=C(NCC(c1ccco1)N1CCN(c2ccccc2)CC1)c1cccs1
O=C(NCC(c1ccco1)N1CCN(c2ccccc2)CC1)c1cccs1
N-[2-(furan-2-yl)-2-(4-phenylpiperazin-1-yl)ethyl]thiophene-2-carboxamide