Task: Answer the multiple-choice question.
Query: Which compound exhibits a -3.681% human ether-à-go-go related gene (hERG) inhibition at 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) Cc1ccc(Nc2nnc(SCC(=O)NC3CCCc4ccccc43)s2)cc1
(b) c1ccc(N2CCN(c3ncccn3)CC2)cc1
(c) COc1ccccc1N1C(=O)c2ccc(C(=O)Nc3ccc(C(=O)O)cc3)cc2C1=O
(d) CCOC(=O)c1cnc(SCC#N)nc1N
Answer: b. c1ccc(N2CCN(c3ncccn3)CC2)cc1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
c1ccc(N2CCN(c3ncccn3)CC2)cc1
c1ccc(N2CCN(c3ncccn3)CC2)cc1
2-(4-phenylpiperazin-1-yl)pyrimidine