Task: Answer the multiple-choice question.
Query: Which drug has a 8.173\% 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 additional words.
Options:
a.) CCC(C)n1c(S(=O)(=O)O)nc2ccccc21
b.) COC(=O)CCc1ccc(O)cc1
c.) COCc1cc(N2CCCC2)nc(-c2ccccc2)n1
d.) O=C(Nc1cccc(S(=O)(=O)N2CCOCC2)c1)c1cc([N+](=O)[O-])ccc1N1CCOCC1
Answer: b. COC(=O)CCc1ccc(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#}
COC(=O)CCc1ccc(O)cc1
COC(=O)CCc1ccc(O)cc1
methyl 3-(4-hydroxyphenyl)propanoate