Task: Answer the multiple choice question.
Question: Which drug exhibits a -4.042\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a) COc1ccc(CN2CCC(CNC(=O)NC3CCCCC3)CC2)cc1
b) Cc1ccccc1C1c2[nH]c3ccccc3c2CCN1Cc1cccn1-c1ncccn1
c) Cc1ccc(Nc2nc(N)c([N+](=O)[O-])c(N3CCOCC3)n2)cc1C
Answer: b. Cc1ccccc1C1c2[nH]c3ccccc3c2CCN1Cc1cccn1-c1ncccn1
{#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#}
Cc1ccccc1C1c2[nH]c3ccccc3c2CCN1Cc1cccn1-c1ncccn1
Cc1ccccc1C1c2[nH]c3ccccc3c2CCN1Cc1cccn1-c1ncccn1
1-(2-methylphenyl)-2-[(1-pyrimidin-2-ylpyrrol-2-yl)methyl]-1,3,4,9-tetrahydropyrido[3,4-b]indole