Task: Answer the multiple choice question.
Query: Which compound has a 3.434\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a Cc1ccc2[nH]c(=O)c(C(c3nnnn3C(C)(C)C)N3CCN(C(=O)c4ccco4)CC3)cc2c1
b Cc1c(NC(=O)Nc2ccc3c(c2)OCO3)c(=O)n(-c2ccccc2)n1C
c O=C(c1ccccc1)c1cc(-c2ccccn2)c(N2CCOCC2)s1
d CN(C)c1ccc(/C=N/c2cc(-c3ccccc3)nn2-c2ccccc2)cc1
Answer: c. O=C(c1ccccc1)c1cc(-c2ccccn2)c(N2CCOCC2)s1
{#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(c1ccccc1)c1cc(-c2ccccn2)c(N2CCOCC2)s1
O=C(c1ccccc1)c1cc(-c2ccccn2)c(N2CCOCC2)s1
(5-morpholin-4-yl-4-pyridin-2-ylthiophen-2-yl)-phenylmethanone