Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 4.025\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
(a) COc1ccc(CNC(=O)C23CC4CC(CC(Br)(C4)C2)C3)cc1
(b) COc1ccc(S(=O)(=O)N2CCC(C(N)=O)CC2)cc1
(c) O=C(c1ccc2ccccc2c1)N1CCN(c2ccccc2)CC1
(d) CCOc1ccccc1N1CC(C(=O)N2CCc3ccccc3C2)CC1=O
(e) NNc1nc2ccc(Cl)cc2s1
Answer: c. O=C(c1ccc2ccccc2c1)N1CCN(c2ccccc2)CC1
{#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(c1ccc2ccccc2c1)N1CCN(c2ccccc2)CC1
O=C(c1ccc2ccccc2c1)N1CCN(c2ccccc2)CC1
naphthalen-2-yl-(4-phenylpiperazin-1-yl)methanone