Task: Answer the MCQ question.
Query: Which compound exhibits a 4.286\% 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, or d without using any other words.
Options:
a: COc1ccc(CN2CCN(C(=O)c3cccc4ccccc34)CC2)c(OC)c1OC.O=C(O)C(=O)O
b: Cc1sc(NC(=O)COc2ccccc2)c(C#N)c1C
c: COc1ccc(CCNC(=S)Nc2ccccc2)cc1
d: CC1Cc2cc(S(=O)(=O)N3CCN(c4ccccc4F)CC3)ccc2N1C(=O)C1CC1
Answer: c. COc1ccc(CCNC(=S)Nc2ccccc2)cc1
{#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#}
COc1ccc(CCNC(=S)Nc2ccccc2)cc1
COc1ccc(CCNC(=S)Nc2ccccc2)cc1
1-[2-(4-methoxyphenyl)ethyl]-3-phenylthiourea