Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 17.761\% 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: CC1CCCN(S(=O)(=O)c2ccc3c(c2)c(=O)nc2ccc(Cl)cn23)C1
b: O=C(NC1CCCc2ccccc21)c1cc(Cl)ccn1
c: O=C(CN1CCCCC1)N1CCc2ccccc21
d: COc1ccc(OCCCC(=O)NNC(=O)CCN2CCN(c3ccccc3)CC2)cc1
e: CCCc1nn2c(=O)cc(CSCC(=O)Nc3cccc(OC)c3)nc2s1
Answer: b. O=C(NC1CCCc2ccccc21)c1cc(Cl)ccn1
{#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(NC1CCCc2ccccc21)c1cc(Cl)ccn1
O=C(NC1CCCc2ccccc21)c1cc(Cl)ccn1
4-chloro-N-(1,2,3,4-tetrahydronaphthalen-1-yl)pyridine-2-carboxamide