Task: Answer the MCQ question.
Query: Which drug exhibits a 10.886\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a CCCn1nnc(NC(=O)c2ccc(F)cc2)n1
b Clc1ccc(C2[C@H]3CN(CC4CCCCC4)[C@H](c4ccccc4)C34CC2(c2ccccc2)C4)cn1
c Cc1ccc2nc(N3C(=O)C(O)=C(C(=O)c4ccco4)C3c3cccc(O)c3)sc2c1.O=C(O)C(=O)O
d CCN(Cc1ccccc1)S(=O)(=O)c1ccc(C(=O)Nc2nnc(-c3ccccc3OC)o2)cc1
Answer: b. Clc1ccc(C2[C@H]3CN(CC4CCCCC4)[C@H](c4ccccc4)C34CC2(c2ccccc2)C4)cn1
{#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#}
Clc1ccc(C2[C@H]3CN(CC4CCCCC4)[C@H](c4ccccc4)C34CC2(c2ccccc2)C4)cn1
Clc1ccc(C2[C@H]3CN(CC4CCCCC4)[C@H](c4ccccc4)C34CC2(c2ccccc2)C4)cn1
(2S,5R)-6-(6-chloropyridin-3-yl)-3-(cyclohexylmethyl)-2,7-diphenyl-3-azatricyclo[5.1.1.01,5]nonane