Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a 16.419\% 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) CCC(C)NC(=O)c1oc2ccc(S(=O)(=O)N3CCC4(CC3)OCCO4)cc2c1C
(b) CC1CCN(c2c(NCC3CCC(C(=O)Nc4ccccn4)CC3)c(=O)c2=O)CC1
(c) CS(=O)(=O)c1ccc2nc(NC(=O)CN3CCCCCC3)sc2c1.O=C(O)C(=O)O
(d) O=C(Nc1ccc([N+](=O)[O-])cc1)N1CCN(C(=O)C2CCCO2)CC1
Answer: b. CC1CCN(c2c(NCC3CCC(C(=O)Nc4ccccn4)CC3)c(=O)c2=O)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#}
CC1CCN(c2c(NCC3CCC(C(=O)Nc4ccccn4)CC3)c(=O)c2=O)CC1
CC1CCN(c2c(NCC3CCC(C(=O)Nc4ccccn4)CC3)c(=O)c2=O)CC1
4-[[[2-(4-methylpiperidin-1-yl)-3,4-dioxocyclobuten-1-yl]amino]methyl]-N-pyridin-2-ylcyclohexane-1-carboxamide