Task: Answer the multiple choice question.
Question: Which compound has a 18.068\% 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.) COc1ccc(NCc2cccnc2)cc1
b.) CCc1nnc(NC(=O)CCN2C(=O)/C(=C/c3cc(OC)c(OC)c(OC)c3)SC2=S)s1
Answer: a. COc1ccc(NCc2cccnc2)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#}
COc1ccc(NCc2cccnc2)cc1
COc1ccc(NCc2cccnc2)cc1
4-methoxy-N-(pyridin-3-ylmethyl)aniline