Task: Answer the MCQ question.
Question: Which drug exhibits a 15.415\% 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. CNC(=S)N/N=C/c1cc(Br)c(OCc2ccncc2)c(OC)c1
b. O=C(OCc1cc(=O)n2c(n1)sc1ccccc12)c1cccc(O)c1
Answer: a. CNC(=S)N/N=C/c1cc(Br)c(OCc2ccncc2)c(OC)c1
{#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#}
CNC(=S)N/N=C/c1cc(Br)c(OCc2ccncc2)c(OC)c1
CNC(=S)N/N=C/c1cc(Br)c(OCc2ccncc2)c(OC)c1
1-[(E)-[3-bromo-5-methoxy-4-(pyridin-4-ylmethoxy)phenyl]methylideneamino]-3-methylthiourea