Task: Answer the MCQ question.
Question: Which compound has a 9.969\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a CN1C(=S)SC2CS(=O)(=O)CC21
b CCC(=O)N1COC[C@@H]1Cc1ccccc1
c Cc1occc1-c1nnc(SCC(=O)NCC2CCCO2)n1C
d CCOC(=O)c1cccc(NC(=S)N2CCN(c3ncc4c(=O)c(C(=O)O)cn(CC)c4n3)CC2)c1
Answer: a. CN1C(=S)SC2CS(=O)(=O)CC21
{#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#}
CN1C(=S)SC2CS(=O)(=O)CC21
CN1C(=S)SC2CS(=O)(=O)CC21
3-methyl-5,5-dioxo-3a,4,6,6a-tetrahydrothieno[3,4-d][1,3]thiazole-2-thione