Task: Answer the MCQ question.
Question: Which drug exhibits a 10.705\% 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 or b without using any additional words.
Options:
a O=C(Nc1cccs1)Nc1c(F)c(F)cc(F)c1F
b Cc1ccccc1Cn1nc(C)c(NC(=O)c2ccccc2)c1C
Answer: a. O=C(Nc1cccs1)Nc1c(F)c(F)cc(F)c1F
{#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=C(Nc1cccs1)Nc1c(F)c(F)cc(F)c1F
O=C(Nc1cccs1)Nc1c(F)c(F)cc(F)c1F
1-(2,3,5,6-tetrafluorophenyl)-3-(thiophen-2-yl)urea