Task: Answer the MCQ question.
Question: Which compound exhibits a -0.255\% 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. OC(CNc1ccccc1)COc1ccc(OCC(O)CNc2ccccc2)cc1
b. COc1ccc(-c2nc3ccccn3c2C=O)cc1
c. COc1ccccc1NC(=O)CN1CCSc2ccccc21
d. COC(=O)c1ccc(OC(=O)c2cccnc2)cc1
e. O=c1ccc2cc(S(=O)(=O)N3CCN(c4cc(Cl)ccc4Cl)CC3)ccc2o1
Answer: a. OC(CNc1ccccc1)COc1ccc(OCC(O)CNc2ccccc2)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#}
OC(CNc1ccccc1)COc1ccc(OCC(O)CNc2ccccc2)cc1
OC(CNc1ccccc1)COc1ccc(OCC(O)CNc2ccccc2)cc1
1-anilino-3-[4-(3-anilino-2-hydroxypropoxy)phenoxy]propan-2-ol