Task: Answer the MCQ question.
Query: Which compound has a 23.390\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any additional words.
Options:
a. Nc1ccn(CC(=O)N[C@H](CO)Cc2c[nH]c3ccccc23)c(=O)n1
b. CCOC(=O)C1(Cc2cccc(Cl)c2)CCCN(C(=O)CCOC)C1
c. COc1cc2c3c(c1)C(C)=CC(C)(C)N3C(=O)C2=O
d. CCCCOc1ccc(C(=O)Nc2ccncc2)cc1
e. O=C(CCc1nc2ccccc2s1)Nc1ccccc1
Answer: a. Nc1ccn(CC(=O)N[C@H](CO)Cc2c[nH]c3ccccc23)c(=O)n1
{#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#}
Nc1ccn(CC(=O)N[C@H](CO)Cc2c[nH]c3ccccc23)c(=O)n1
Nc1ccn(CC(=O)N[C@H](CO)Cc2c[nH]c3ccccc23)c(=O)n1
2-(4-amino-2-oxopyrimidin-1-yl)-N-[(2S)-1-hydroxy-3-(1H-indol-3-yl)propan-2-yl]acetamide