Task: Answer the multiple-choice question.
Query: Which compound exhibits a -7.780\% 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.) O=C(NCc1ccco1)c1nn(-c2ccccc2)c(=O)c2ccccc12
b.) COCc1ccc(C(=O)N2CCCC(N3CCN(c4ccccc4C)CC3)C2)s1
Answer: a. O=C(NCc1ccco1)c1nn(-c2ccccc2)c(=O)c2ccccc12
{#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(NCc1ccco1)c1nn(-c2ccccc2)c(=O)c2ccccc12
O=C(NCc1ccco1)c1nn(-c2ccccc2)c(=O)c2ccccc12
N-(furan-2-ylmethyl)-4-oxo-3-phenylphthalazine-1-carboxamide