Problem statement: Answer the MCQ question.
Question: Which drug has a 17.279\% 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 additional words.
Options:
(a) O=C(O)/C=C/C(=O)N1CCN(C(c2ccccc2)c2ccccc2)CC1
(b) CCOC(=O)c1ccc(NS(=O)(=O)CC)cc1
(c) COC(=O)Cn1cc(/C=N/NC(=O)c2ccc(C#N)cc2F)c2ccccc21
(d) COc1cc([N+](=O)[O-])ccc1NC(=O)NNC(=O)CCc1ccccc1
Answer: a. O=C(O)/C=C/C(=O)N1CCN(C(c2ccccc2)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#}
(E)-4-(4-benzhydrylpiperazin-1-yl)-4-oxobut-2-enoic acid