Task: Answer the multiple choice question.
Query: Which compound exhibits a 6.481\% 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) Cc1cccc(C2c3[nH]c4ccccc4c3CCN2Cc2cccn2-c2ncccn2)c1
b) N#C/C(=C\c1ccc(-c2ccc(C(=O)O)cc2)o1)C(=O)NCC1CCCO1
c) COc1ccc(CC(=O)N(CCC2=CCCCC2)c2c(N)n(Cc3ccccc3)c(=O)[nH]c2=O)cc1OC
d) Cc1cc(Cl)ccc1OCC(=O)NCCC(=O)O
Answer: a. Cc1cccc(C2c3[nH]c4ccccc4c3CCN2Cc2cccn2-c2ncccn2)c1
{#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#}
1-(3-methylphenyl)-2-[(1-pyrimidin-2-ylpyrrol-2-yl)methyl]-1,3,4,9-tetrahydropyrido[3,4-b]indole