Task: Answer the MCQ question.
Question: Which compound has a -31.489\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) O=C1/C(=C\c2ccccc2Cl)SC(=S)N1CCC(=O)N1CCCc2ccccc21
b) O=C(c1cccnc1)N1CCN(c2ccc([N+](=O)[O-])cc2Cl)CC1
c) O=C(NCc1ccccc1)c1ccc2c(=O)n3c(nc2c1)CCCCC3
Answer: b. O=C(c1cccnc1)N1CCN(c2ccc([N+](=O)[O-])cc2Cl)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(c1cccnc1)N1CCN(c2ccc([N+](=O)[O-])cc2Cl)CC1
O=C(c1cccnc1)N1CCN(c2ccc([N+](=O)[O-])cc2Cl)CC1
[4-(2-chloro-4-nitrophenyl)piperazin-1-yl]-pyridin-3-ylmethanone