Task: Answer the MCQ question.
Query: Which drug has a 5.173\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] CCCCC/C=C\C/C=C\C/C=C\CCCCC(=O)O
[b] O=C(NCc1ccc(Cl)s1)C1CCC(=O)N(CCc2cccc(F)c2)C1
[c] COc1ccc(CN2CCNC(=O)C2CC(=O)N(C)Cc2ccon2)c(OC)c1
[d] CC(=O)Nc1ccc(NC(=O)C(C)OC(=O)c2cccc(S(=O)(=O)N3CCCCCC3)c2)cc1
Answer: a. CCCCC/C=C\C/C=C\C/C=C\CCCCC(=O)O
{#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#}
CCCCC/C=C\C/C=C\C/C=C\CCCCC(=O)O
CCCCC/C=C\C/C=C\C/C=C\CCCCC(=O)O
(6Z,9Z,12Z)-octadeca-6,9,12-trienoicacid