Task: Answer the multiple-choice question.
Question: Which compound exhibits a 17.818\% 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 other words.
Options:
a) CCCCOC1(c2ccccc2)NC(=S)NN=C1c1ccccc1
b) Cc1ccc2c(=O)cc(C(=O)NCCc3ccc(S(N)(=O)=O)cc3)oc2c1
Answer: a. CCCCOC1(c2ccccc2)NC(=S)NN=C1c1ccccc1
{#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#}
CCCCOC1(c2ccccc2)NC(=S)NN=C1c1ccccc1
CCCCOC1(c2ccccc2)NC(=S)NN=C1c1ccccc1
5-butoxy-5,6-diphenyl-2,4-dihydro-1,2,4-triazine-3-thione