Problem statement: Answer the MCQ question.
Query: Which drug exhibits a -2.730\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a O=c1[nH]c(=O)n(CCC2=CCCCC2)c(O)c1C=NCCN1CCNCC1
b O=C(O)c1ccc(/C=N/Nc2ccc(F)cc2F)cc1
Answer: a. O=c1[nH]c(=O)n(CCC2=CCCCC2)c(O)c1C=NCCN1CCNCC1
{#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#}
O=c1[nH]c(=O)n(CCC2=CCCCC2)c(O)c1C=NCCN1CCNCC1
O=c1[nH]c(=O)n(CCC2=CCCCC2)c(O)c1C=NCCN1CCNCC1
1-[2-(cyclohexen-1-yl)ethyl]-6-hydroxy-5-(2-piperazin-1-ylethyliminomethyl)pyrimidine-2,4-dione