Problem statement: Answer the multiple-choice question.
Question: Which compound has a -6.789\% 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, c, d, or e without using any other words.
Options:
a CCn1c(C)nc2cc(C(=O)NNC(=O)c3ccc(Cl)nc3)ccc21
b S=c1[nH]c2ccccc2[nH]1
c COc1cc2nc(N(C)CCCNC(=O)C3CCCO3)nc(N)c2cc1OC
d COC(=O)c1cccc(NC(=O)c2cccc(OC)c2)c1
e CC(Oc1ccc2c(c1)c1ccnc3c4ccccc4c(=O)n2c13)C(=O)NCCN1CCOCC1
Answer: b. S=c1[nH]c2ccccc2[nH]1
{#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#}
S=c1[nH]c2ccccc2[nH]1
S=c1[nH]c2ccccc2[nH]1
1,3-dihydrobenzimidazole-2-thione