Task: Answer the MCQ question.
Question: Which drug exhibits a 2.617\% 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: CCOC(=O)c1ccc(NC(=O)NCc2ccncc2)cc1
b: Cc1c(NC(=O)c2cc3nc(-c4ccc(Cl)cc4)cc(C(F)(F)F)n3n2)c(=O)n(-c2ccccc2)n1C
c: CCC1(C)Cc2sc3c(=O)[nH]c(=S)[nH]c3c2CO1
d: CCc1nc2sc3c(c2c(=O)o1)CCCC3
Answer: a. CCOC(=O)c1ccc(NC(=O)NCc2ccncc2)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#}
CCOC(=O)c1ccc(NC(=O)NCc2ccncc2)cc1
CCOC(=O)c1ccc(NC(=O)NCc2ccncc2)cc1
ethyl 4-(pyridin-4-ylmethylcarbamoylamino)benzoate