Task: Answer the multiple choice question.
Question: Which compound has a -0.306\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
(a) C/C(=N\N=C(c1ccccc1)c1ccccc1)c1cccs1
(b) CS/C(=C\[N+](=O)[O-])Nc1ccc(Cl)cc1
(c) CCCCCCCCN[C@H](C)[C@@H](O)c1ccc(SC(C)C)cc1
(d) Nc1c(NCCCN2CCOCC2)c2ccccc2oc1=O
(e) CCCS(=O)(=O)N1CCCC(C(=O)NCCCN2CCN(c3ccc(F)cc3)CC2)C1
Answer: b. CS/C(=C\[N+](=O)[O-])Nc1ccc(Cl)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#}
4-chloro-N-[(Z)-1-methylsulfanyl-2-nitroethenyl]aniline