Task: Answer the MCQ question.
Question: Which compound has a 5.500\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
(a) O=C(COC(=O)c1ccc(O)cc1)NCc1ccc2c(c1)OCO2
(b) Cc1ccc(Cl)cc1NC(C#N)c1ccccc1
(c) CCS(=O)(=O)NCc1csc(-c2ccccc2)n1
(d) CC(C)(C)NC(=O)CN(Cc1cccs1)C(=O)CCN1CCc2ccccc21
(e) Cc1[nH][nH]c(=O)c1C(c1c(C)[nH][nH]c1=O)c1cn(Cc2ccc(F)cc2)c2ccccc12
Answer: a. O=C(COC(=O)c1ccc(O)cc1)NCc1ccc2c(c1)OCO2
{#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(COC(=O)c1ccc(O)cc1)NCc1ccc2c(c1)OCO2
O=C(COC(=O)c1ccc(O)cc1)NCc1ccc2c(c1)OCO2
[2-(1,3-benzodioxol-5-ylmethylamino)-2-oxoethyl] 4-hydroxybenzoate